1/2"-32" steel pipe API 5L X52 seamless steel pipe Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

1/2"-32" steel pipe API 5L X46 seamless steel pipe Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

1/2"-32" steel pipe API 5L X42 seamless steel pipe Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

1/2"-32" API 5L X42 seamless steel pipe steel pipe Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

1/2"-32" API 5L X60 seamless steel pipe steel pipe Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

A234WPB steel flange STEEL slip-on FLANGE Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

carbon steel flange steel pipe fittings BLIND flange Yanshan Qianyi Pipe Industry can supply all the kinds of steel pipe and pipe fittings . Pipe-fittings :elbow, flange, reducer, tee,cap standard...

carbon steel flange steel pipe fittings BL flange Yanshan Qianyi Pipe Industry can supply all the kinds of steel pipe and pipe fittings . Pipe-fittings :elbow, flange, reducer, tee,cap standard...

carbon steel flange steel pipe fittings SW flange Yanshan Qianyi Pipe Industry can supply all the kinds of steel pipe and pipe fittings . Pipe-fittings :elbow, flange, reducer, tee,cap standard...

line pipe from pipe manufacturer API SPEC 5L X60 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

line pipe from pipe manufacturer API SPEC 5L X56 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

line pipe from pipe manufacturer API SPEC 5L X52 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

line pipe from pipe manufacturer API SPEC 5L X46 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

line pipe from pipe manufacturer API SPEC 5L X42 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

line pipe from pipe manufacturer API 5L X42 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings: elbow,tee,flange,reducer,cap *API 5L...

line pipe from pipe manufacturer API 5L X46 Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings: elbow,tee,flange,reducer,cap *API 5L...

ERW steel pipe Q235B welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

ERW steel pipe Q345 welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

welded steel pipe ERW steel pipe Q345 Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

welded steel pipe ERW steel pipe Q345 boiler tube Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

Q345 boiler tube welded steel pipe ERW steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

Q235B boiler tube welded steel pipe ERW steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

ERW steel pipe Q235B boiler tube welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

SSAW steel pipe Q235B boiler tube welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

Q235B SSAW steel pipe boiler tube welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

SSAW steel pipe 20MoG welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

SSAW steel pipe 16Mn welded steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

16Mn welded steel pipe SSAW steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

16Mn welded steel pipe SSAW steel pipe Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

15Mo3 welded steel pipe boiler tube Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

15Mo3 welded steel pipe boiler tube DIN17175 Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...

ERW CARBON STEEL PIPE Q235 STEEL PIPE Boiler tube Yanshan Qianyi Pipe Industry Co.,Ltd supply all the kinds steel pipes and pipe fittings. The standard:ASTM ,JIS,DIN ,GB/T And the API products run in accordance with API 5L . *Pipe: seamless pipe,stainless pipe,alloy pipe,galvanized pipe ,ERW,SSAW *Fittings:...