Our company is engaged in pipeline research and production, by virtue of the company's technology in the pipeline industry and market. Tianjin Henghua soon rise in the domestic market and foreign market.Spiral pipe  welded pipe characteristics: simple production process, high production efficiency, low cost,rapid development. The next ,Let us know the spiral steel pipe from Tianjin Henghua Pipeline Technology Co., Ltd.

 

API 5L X52 spiral steel tube

Type Galvanised steel pipe Standard GB/BS/ASTM etc. Grade Q195,Q215,Q235,Q275,Q345 Diameter 0.8mm-8mm Length Less than or equal 12m as standard or fixed. Application Water project or contruction and so on. Packing Standard export packing,in bundles or as per customer’s requirement. Quality Strictly as per customer’s technique standard. Delivery time In 20-45 days after receiving the deposit or the origin L/C   Others All the production process are made under ISO9001:2001 strictly We are OEM manufacture. We can offer special specification products. We can offer mill test certifoicate and original production.

 

 

STEELANALYSES

HengHua  Spiral Buttweld Pipe is offered as standard in

grades of steel as shown. Variations from these analyses

are also available to meet your specific applications.

BASIC CARBON STEEL (ASTM A-139)

Carbon .30 Max.

Manganese 1.0 Max.

Phosphorus .035 Max.

Sulphur .035 Max.

ABRASION-RESISTANT STEEL

Carbon .30-.35

Manganese 1.00-1.50

Phosphorus. .008-.025

Sulphur .020-.035

Silicon .035 Max.

STRUCTURAL STEEL (ASTM A-252)

Physical Requirements Grade 2 Grade 3

Tensile Strength Min. 60,000 p.s.i. 66,000 p.s.i.

Yield Point Min. 35,000 p.s.i. 45,000 p.s.i.

WEATHERING STEEL (ASTM A-588)

OTHER STEELS AVAILABLE

HengHua  also offers steel grades suitable for your specific

applications, including copper bearing, low-alloy high

strength steels, as well as grades alloyed to meet your

exact requirements.