As we know steel pipe and steel plate mechanical performances depends on two aspects: One is the heat treatment type; Another one also the most important factor is the chemical elements effect to these steel material. Common chemical elements in steel pipes and steel plates Common chemical elements in steel is C, Mn, S, P, […]

People always confused about when to use description of steel pipe, when to use steel tube. Moreover, you must met the situation that from different country different area, some call it pipe where some other call tube, actually for the same thing. And since they are looks like the same products, round shape, hollow in […]

Steel pipe unit weight (kg/m or lb/ft) is an important description that should be specified in the purchase order. Then how to calculate the steel pipe weight per foot or per meter? Through pipe weight and total quantity meters, we will get the whole weight for the pipe request. Another way to find out this […]

API 5L pipes are carbon steel pipes used for oil and gas transmissions. They include pipes manufactured in seamless and welded (ERW, SAW). The grades include API 5L Grade B, X42, X46, X52, X56, X60, X65, X70, X80 PSL1 & PSL2 onshore, offshore and sour services. API 5L is the implementation standard of steel pipe […]

As we know API 5L steel pipe covers seamless and welded steel pipe. When buyer purchase steel pipe, the length range shall be stated in the contract. API 5L pipe length definition In API 5L standard spec, the steel line pipe shall be delivered in accordance with the random length and approximate length in the […]

When talking about precision pipe, always means for small diameters seamless pipe or stainless pipe, how is that?And what is differences between precision steel pipe and normal steel pipe? So today we are going to explain what is precision pipe from below aspects: Material Standards Manufacturing Processes Size Tolerances Features Applications What is precision pipe […]

ASTM A270 Sanitary stainless steel tubing specification ASTM A270 sanitary (hygienic) stainless steel tubing is the standard specification for the welded seamless, and heavily cold worked welded austenitic and ferritic stainless steel sanitary tubing. It includes the stainless steel tube types in seamless and welded ERW, EFW. ASTM A270 sanitary tubing intended applied in the […]

Boiler steel pipes includes medium pressure boiler pipe and high pressure boiler pipe, it is often manufactured in seamless procedures, welded steel pipe is not applicable. It has been widely used at heat exchanger pipe and tubing services, tube exchanger bundle, high pressure boiler, economizer, super heater, petrochemical industry pipes, etc. Boiler pipe materials and […]