Manufacturing Companies for American Standard Cold Rolled Steel Pipe - New Delivery for Pipe Fitting of Carbon Steel/ Stainless Steel/Alloy China Products/Suppliers. Flange Reducer Tee Bend Elbow Cap Butt Weld Pipe Fitting – Weichuan

Our firm insists all along the quality policy of “product top quality is base of company survival; purchaser pleasure could be the staring point and ending of an organization; persistent improvement is eternal pursuit of staff” plus the consistent purpose of “reputation very first, buyer first” for New Delivery for Pipe Fitting of Carbon Steel/ Stainless Steel/Alloy China Products/Suppliers. Flange Reducer Tee Bend Elbow Cap Butt Weld Pipe Fitting, We sincerely welcome overseas buyers to refer to for your long-term cooperation and also the mutual development.We strongly think that we can do better and far better.
Our firm insists all along the quality policy of “product top quality is base of company survival; purchaser pleasure could be the staring point and ending of an organization; persistent improvement is eternal pursuit of staff” plus the consistent purpose of “reputation very first, buyer first” for 6000# Mss Sp-97 Sockolet, China ASTM A105 Mss Sp-97 Weldolet, With nearly 30 years’ experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.
1. The allowable deviation of the wall thickness of square pipe shall not exceed plus or minus 10% of the nominal wall thickness when the wall thickness is not greater than 10mm, and plus or minus 8% of the wall thickness when the wall thickness is greater than 10mm, except for the wall thickness of corner and weld area.

2. The normal delivery length of square rectangular pipe is 4000mm-12000mm, mostly 6000mm and 12000mm. The rectangular tube is allowed to deliver short and non fixed length products not less than 2000mm, or in the form of interface tube, but the Demander shall cut off the interface tube when using it. The weight of short length and non fixed length products shall not exceed 5% of the total delivery volume, and for square moment tubes with theoretical weight greater than 20kg / m, it shall not exceed 10% of the total delivery volume.

3. The bending degree of square rectangular pipe shall not be greater than 2mm per meter, and the total bending degree shall not be greater than 0.2% of the total length
Application fields of square tube: it is widely used in machinery manufacturing, construction industry, metallurgical industry, agricultural vehicles, agricultural greenhouses, automobile industry, railway, highway guardrails, container skeleton, furniture, decoration and steel structure.

For engineering construction, glass curtain wall, door and window decoration, steel structure, guardrail, machinery manufacturing, automobile manufacturing, household appliance manufacturing, shipbuilding, container manufacturing, electric power, agricultural construction, agricultural greenhouse, bicycle frame, motorcycle frame, shelf, fitness equipment, leisure and tourism products, steel furniture, various specifications of oil casing, oil pipe and pipeline pipe, water, gas, sewage Air, heating and other fluid transportation, fire fighting and support, construction industry, etc.

GB / t6728-2002, GB / t6725-2002, gbt3094-2000, JG 178-2005, ASTM A500, JIS g3466, en10210 or technical agreement.

GB / t3094-2000 (national standard) cold pressed special-shaped rectangular pipe

GB / t6728-2002 (national standard) cold formed hollow section steel for structure

ASTM A500 (American Standard) carbon steel Cold-Formed Welded rectangular tubes and seamless rectangular tubes with round and special-shaped sections for structure

En10219-1-2006 (European standard) cold formed welded hollow structural sections of non alloy and fine grain

JIS g 3466 (Japanese standard) angular rectangular pipe for general construction

Our firm insists all along the quality policy of “product top quality is base of company survival; purchaser pleasure could be the staring point and ending of an organization; persistent improvement is eternal pursuit of staff” plus the consistent purpose of “reputation very first, buyer first” for New Delivery for Pipe Fitting of Carbon Steel/ Stainless Steel/Alloy China Products/Suppliers. Flange Reducer Tee Bend Elbow Cap Butt Weld Pipe Fitting, We sincerely welcome overseas buyers to refer to for your long-term cooperation and also the mutual development.We strongly think that we can do better and far better.
New Delivery for China ASTM A105 Mss Sp-97 Weldolet, 6000# Mss Sp-97 Sockolet, With nearly 30 years’ experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.