Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

12" sch40 steel pipe,12" schedule 40 seamless pipe


 )standard:GB, ASTM. 
 )all sizes are supplied


Mainly we manufacture API 5CT pipe, API 5L pipe, line pipe, structure pipe, fluid pipe, Boiler pipe, hydraulic pipe, automobile axle pipe and so on.Strictly we live up to ASTM, API, ASME, etc.

Directly we produce pipes by the specifications: OD: 2.1/2”-12" × WT4.5-55mm.Other parts among OD: 0.125-48 INCH × WT: 1.24-59.54MM will be supplied indirectly  through local cooperative associations based on excellent quality.

 12" sch40 steel pipe,12" schedule 40 seamless pipe

Steel grade

grade:10#,20#,45#,16Mn,ASTM A106.ASTM A53 


Quality standard

GB8162-99,BSEN10296,GB/T12770-200'DIN1626,,ASTM A213-2001.

Outer diameter


Wall thickness



Cold draw/hot rolled



our precision steel pipe are widely used in natural gas ,beverage and food industry ,
enviroment protection apparatus, petrochemical industry ,printing and dyejing ,
paper and sugar making ,heat exchanger,boiler ,medical treatment ,apparatus physical instrument.



1)Big OD :In bundle .

2) Small OD :strap  steel strip

3)  According to customer's request


Within 10-25days after we got your 30% deposit.



1) Special design avaliable according to requirement

2)  Anti-corrosion and high-temperature resistant with zinc coating

3)  All the production process are made under the ISO9001-2000 strictly


Your Company name


Steel Grade

Probable Quantity

Or Technical Demand


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