300LB - 65 Annonces

Jeudi 16 mai 2024

Quantité : 200tons pe - Prix : 1200-3000USD/TON

Forged steel flanges (bridas) Standard: (1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB (2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8 (3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K (4)...

Jeudi 16 mai 2024

Quantité : 200tons/mo - Prix : Inquiry

Flange Standard: (1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB (2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8 (3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K (4) UNI 2276 / 2277 / 2278 /...

Jeudi 16 mai 2024

Quantité : 200tons/mo - Prix : Inquiry

Flange Standard: (1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB (2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8 (3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K (4) UNI 2276 / 2277 / 2278 /...

Vendredi 10 mai 2024

Quantité : 200tons/mo - Prix : Inquiry

Flange Standard: (1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB (2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8 (3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K (4) UNI 2276 / 2277 / 2278 /...

Vendredi 10 mai 2024

Quantité : 200tons pe - Prix : 1200-3000USD/TON

Forged steel flanges (bridas) Standard: (1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB (2) DIN 2573 PN6 / DIN 2576 PN10 / DIN2502 PN16 / DIN2503 P25-40 / DIN2566 PN16 / DIN2631-2635 RST37.2 OR C22.8 (3) JIS SS400 OR SF440 5K / 10K / 16K / 20K / 30K (4)...

Mercredi 08 mai 2024

Our double sided fishing magnets for sale is designed explicitly for magnet fishing. The users will not have to worry about the magnet's orientation in the water as each side provides at least 70 kg of pulling power. Contact souwest magnetech for further info now! Is a Double Sided...

Mercredi 21 février 2024

Prix : ＞0.8USD

Product description Steel blind flange is also called blind board, and its proper name is flange cover. It is a flange without holes in the middle for sealing the pipe plug. There are many types of sealing surface, such as rise face, ring joint face, large or smalltongue face and groove face...

Samedi 02 décembre 2023

Product description Lap Joint Flanges Features Forming: forged Stainless Steel Lap Joint Flanges Lap Joint Flanges Materials Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H...

Mercredi 06 septembre 2023

Product description WELDING NECK RISE FACE FLANGE（WNRF） Stainless steel weld neck flange are popularly used in excessive stress applications, with their capability to provide assisting power along with stress distribution. raised face weld neck flange are circumferentially welded...

Mercredi 06 septembre 2023

Product description Socket welded flange is a flange with one end welded with steel tube and the other end connected with bolts. It is suitable for connecting pipe with small diameter, high pressure and high temperature, usually used in the pipelines with PN≤ 10.0mpa and DN≤40. Socket...

Mercredi 06 septembre 2023

Product description Reducing weld neck flange Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（WNRF） Reducing Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Mercredi 06 septembre 2023

Product description Long Neck Flanges Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（Long NECK ） Long Neck Flange Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Jeudi 18 mai 2023

Product description Blind flange is also called blind board, and its proper name is flange cover. It is a flange without holes in the middle for sealing the pipe plug. There are many types of sealing surface, such as rise face, ring joint face, large or smalltongue face and groove face...

Samedi 25 mars 2023

Product description Lap Joint Flanges Features Forming: forged Stainless Steel Lap Joint Flanges Lap Joint Flanges Materials Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H...

Samedi 21 janvier 2023

Prix : ＞0.8USD

Product description WELDING NECK RISE FACE FLANGE（WNRF） Stainless steel weld neck flanges are popularly used in excessive stress applications, with their capability to provide assisting power along with stress distribution. Weld neck flanges are circumferentially welded at the neck...

Samedi 21 janvier 2023

Prix : ＞0.8USD

Product description Reducing socket weld flange is a flange with one end welded with steel tube and the other end connected with bolts. It is suitable for connecting pipe with small diameter, high pressure and high temperature, usually used in the pipelines with PN≤ 10.0mpa and DN≤40...

Samedi 21 janvier 2023

Prix : ＞0.8USD

Product description Reducing Weld Neck Flange Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（WNRF） Reducing Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Samedi 21 janvier 2023

Prix : ＞0.8USD

Product description Long Neck Flanges Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（Long NECK ） Long Neck Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Vendredi 19 août 2022

Product description Reducing weld neck flange Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（WNRF） Reducing Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Vendredi 19 août 2022

Product description Long Neck Flanges Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（Long NECK ） Long Neck Flange Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Jeudi 30 juin 2022

Description of Forged Ball Valve: ZECO forged ball valve is divided into forged two-piece ball valves and forged three-piece ball valves, as well as small diameter forged ball valves and large diameter forged ball valves, which are widely used in various high-pressure industrial conditions...

Mardi 14 juin 2022

Product description Blind flange is also called blind board, and its proper name is flange cover. It is a flange without holes in the middle for sealing the pipe plug. There are many types of sealing surface, such as rise face, ring joint face, large or smalltongue face and groove face...

Vendredi 10 décembre 2021

Product description Lap Joint Flanges Features Forming: forged Stainless Steel Lap Joint Flange Lap Joint Flanges Materials Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H...

Dimanche 01 août 2021

API 600/603 Cast Steel Swing Check Valves Class 150, 300, 600 Features: Bolted Cover. Swing Type Disc. 6" & Larger With Eyebolt. 4" & Larger With Eyebolt (300Lb). By Pass on Request. Lever & Wight Optional. Specifications: Design: ASME B16.34/BS 1868. Face to Face: ASME B16...

Dimanche 01 août 2021

Class 150LB-300LB Floating Ball Valves,, Full / Reduced Bore Performance: Size: 1/2"~4"(DN 15 - 200 mm). Class: 150~2500 (PN 1.6 - 42 MPa). Split Body, Forged Carbon Steel. Floating Ball, Full & Reduced Bore. Anti-Static Device. Blow-out Proof Stem. Fire Safe Design. Low Emission...

Jeudi 08 juillet 2021

Quantité : 5000 ton/p - Prix : ＞0.8USD

Product description Long Neck Flanges Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（Long NECK ） Long Neck Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Jeudi 08 juillet 2021

Quantité : 5000 ton/p - Prix : ＞0.8USD

Product description Reducing Weld Neck Flange Features Forming: forged WELDING NECK RISE FACE REDUCER FLANGE（WNRF） Reducing Flanges Materials Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321...

Mercredi 12 mai 2021

Product description Lap Joint Flanges Features Forming: forged Stainless Steel Lap Joint Flange Lap Joint Flanges Materials Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H...

Mercredi 12 mai 2021

Product description Blind flange is also called blind board, and its proper name is flange cover. It is a flange without holes in the middle for sealing the pipe plug. There are many types of sealing surface, such as rise face, ring joint face, large or smalltongue face and groove face...

Mardi 08 décembre 2020

Quantité : 30000/mont - Prix : $269-$599

Regular price $399.99 Shipping calculated at checkout. Buy it now Premium Materials: our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design: To be still for a long time is...

Mardi 08 décembre 2020

Quantité : 30000/mont - Prix : $269-$599

VICTORAGE Delta VC Series Premium PU Leather Home Chair Gaming Chair(White) Regular price $369.99 Shipping calculated at checkout. Buy it now Whether you work or game,the multi functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired by...

Jeudi 12 novembre 2020

Prix : ＞0.8USD

Slip On Flanges Slip On Flanges Materials: Stainless Steel; Super Stainless Steel; Duplex Steel; Special Steel; Alloy Steel... Slip On Flanges Long Neck Flanges Long Neck Flanges for sale at very competitive factory price! Socket Weld Flanges Socket weld flanges are counter-bored...

Jeudi 12 novembre 2020

Prix : ＞0.8USD

Similar Products Spectacle Blind Flanges Forming: forged SIZE：1/2"---48"; Standard：ASME B16.48 Long Neck Flanges Long Neck Flanges for sale at very competitive factory price! Weld Neck Flanges Stainless steel neck flanges are popularly used in excessive stress applications. Product...

Jeudi 12 novembre 2020

Prix : ＞0.8USD

Reducing Weld Neck Flange Similar Products Blind Flanges Blind flange is also called blind board, and its proper name is flange cover. Spectacle Blind Flanges Forming: forged SIZE：1/2"---48"; Standard：ASME B16.48 Forged Rings Forming type : forging, Rating: ANSI150LBS~2500LBS, DIN PN6~PN160...

Jeudi 12 novembre 2020

Prix : ＞0.8USD

Similar Products Socket Weld Flanges Socket weld flanges are counter-bored to receive the pipe earlier than being fillet welded. Threaded Flanges Buy high quality steel threaded flanges from HUASHANG STEEL. Weld Neck Flanges Stainless steel neck flanges are popularly used in excessive...

Jeudi 01 octobre 2020

Quantité : 30000/mont - Prix : $269-$599

❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. Some people say, a girl who prefers pink is just like a fairy. ❤Whether you work or game，the multi-functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired...

Jeudi 01 octobre 2020

Quantité : 30000/mont - Prix : $269-$599

Whether you work or game,the multi functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired by luxury sports car interiors, like Sitting in a sport car. With both neck and lumbar support cushions included. The sponge with integrated foaming...

Jeudi 01 octobre 2020

Quantité : 30000/mont - Prix : $269-$599

Whether you work or game,the multi functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired by luxury sports car interiors, like Sitting in a sport car. With both neck and lumbar support cushions included. The sponge with integrated foaming...

Vendredi 11 septembre 2020

Prix : ＞0.8USD

Product description Lap Joint Flanges Features Forming: forged Stainless Steel Lap Joint Flange Lap Joint Flanges Materials Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. ❤Whether you work or game，the multi-functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired by luxury sports car interiors, like Sitting in a sport car. With...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. ❤Whether you work or game，the multi-functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired by luxury sports car interiors, like Sitting in a sport car. With...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. Some people say, a girl who prefers pink is just like a fairy. ❤Whether you work or game，the multi-functional tilt mechanism enables your chair to adapt to your exact preference.The adjuster Inspired...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Premium Materials : Our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design : To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Premium Materials : Our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic office chair Design : To be still for a long time is both tiring and hurtful to your spine. The arch design...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Premium Materials : Tour selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design : To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Adjustable & Reclinable : The chair can be reclined up to 155 degrees and offers flexible armrests (adjustable across 3 dimensions). Sports Car Design : Inspired by luxury sports car interiors, like Sitting in a Sport car. with both neck and lumbar support cushions included. Ergonomic...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Premium Materials: our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design: To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Jeudi 06 août 2020

Quantité : 30000/mont - Prix : 599,00 €

Click here to be notified by email when VICTORAGE Delta VC Series Premium PU Leather Home Chair Gaming Chair(White) becomes available. Premium Materials : The VICTORAGE Gaming Chairs has a solid steel frame and a sophisticated rocking mechanism. Thick PU faux leather and 42% freshly...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Click here to be notified by email when V ICTORAGE Premium PU Leather Computer Gaming Chair Home Chair (Purple) becomes available. ❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. ❤Whether you work or game，the multi-functional tilt mechanism enables...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Click here to be notified by email when VICTORAGE Premium PU Leather Computer Gaming Chair Home Chair (Pink) becomes available. ❤Princesss Gaming Chair: the main color in pink is only for you, the pretty girl. Some people say, a girl who prefers pink is just like a fairy. ❤Whether...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Premium Materials : Our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design : To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Premium Materials : Our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design : To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Premium Materials : Tour selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design : To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Adjustable & Reclinable : The victorage chairs can be reclined up to 155 degrees and offers flexible armrests (adjustable across 3 dimensions). Sports Car Design : Inspired by luxury sports car interiors, like Sitting in a Sport car. with both neck and lumbar support cushions included...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Premium Materials: our selected materials will introduce you to an amazing sitting experience. The memory foam and PU leather can fit and support your body perfectly. Ergonomic Design: To be still for a long time is both tiring and hurtful to your spine. The arch design according...

Vendredi 17 juillet 2020

Quantité : 30000 / mo - Prix : $269-$599

Premium Materials : The VICTORAGE Gaming Chair has a solid steel frame and a sophisticated rocking mechanism. Thick PU faux leather and 42% freshly moulded cold foam density for steady comfort. Adjustable & Reclinable : The chair can be reclined up to 155 degrees and offers flexible...

Mercredi 13 novembre 2019

Quantité : 5000 ton/p - Prix : ＞0.8USD

Product description WELDING NECK RISE FACE FLANGE（WNRF） Stainless steel weld neck flange is popularly used in excessive stress applications, with their capability to provide assisting power along with stress distribution. Weld neck flanges are circumferentially welded at the neck...

Mercredi 13 novembre 2019

Quantité : 5000 ton/p - Prix : ＞0.8USD

Product description Stainless steel socket weld flange is a flange with one end welded with steel tube and the other end connected with bolts. It is suitable for connecting pipe with small diameter, high pressure and high temperature, usually used in the pipelines with PN≤ 10.0mpa and DN≤40...

Mardi 28 mai 2019

- Product description - Slip On Flanges Features Forming: forged - Slip On Flanges Materials - Stainless Steel: OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H Super Stainless Steel: ASTM A182-904L...

Mardi 28 mai 2019

- Product description - - Reducing Flanges Features - Forming: forged - Reducing Flanges Materials - Stainless Steel： OCr18Ni9, 0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A182-F304, F304L, F304H, F316, F316L, F321, F321H, F347H Super Stainless Steel...

Mardi 22 janvier 2019

- A350 LF3 SW Flange Dimensions - - Size: 2 inch - Pressure: 150# - Seal Type: RF - Seal Thickness: Sch 160 - Standard: ASME B16.5 - Inspection - - Inspecting Low Temp Carbon Steel Forged Flange according to ASME B16.5 Standard. - QA/ QC person visual check surface and marking...

Mardi 22 janvier 2019

- Low Temp Carbon Steel Flange Dimensions - - Type: Weld Neck Flange - Size: 10 inch - Pressure: Class 150 - Seal Type: RF - Seal Schedule: SCH40 - Material: ASTM A350 LF2 - Standard: ASME B16.5 - Inspection - - Inspecting Low Temp Carbon Steel Forged Flange according to ASME B16...

Mercredi 18 octobre 2017

Electric Three Way(3-way) Diverting Control Valve (GZDLX) Characteristics: Electric Three Way Control Valve includes Electric Three Way Mixing Control Valve (GZDLQ) and Electric Three Way Diverting Control Valve (GZDLX). Mixing Control Valve is mainly used to mix the medium from...

Mercredi 04 mai 2016

Quantité : moq 200 pc - Prix : usd100

Item Stainless steel Elbow/304 stainless steel elbow ,stainless steel pipe elbow,inox pipe elbow,inox elbow Standard JIS B2311,B2312,B2312,B2316 ASME/ANSI B16.9,B16.11,B16.28,ASTM A403 MSS SP-43,SP-83,SP-97 GB 12459,GB/T 13401-2005,GB/T 14383-2005,GB/T10752-1995 SY/T0510-1998...

Mardi 14 septembre 2010

Quantité : 10000 - Prix : 100,00 €

Product Description Triple offset butterfly valve, Metal Seal Butterfly Valve Three eccentric butterfly valve, Hard seal butterfly valve Specifications: 1) Size: 2- 72" 2) Pressure: Class150 - 300LB 3) Temperature: -29C - 425C (WCB), -196C - 600C (SS), -570-570(alloy steel) 4) Suitable medium...