boiler steel tube

Our company is specialized in making three kinds of stainless steel pipe, which are fluid pipes, boiler pipes and mirror pipes.

JIS 3463 Stainless steel tube
1.W.T.10-50mm
2.O.D.130-420mm
3.Application Boiler pipe

ASTM Carbon Seamless Steel Tube
1.Mild Steel, Alloy Steel 4130
2.ASTM E450
3.Precision Cold Drawn
4.short delivery time

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

LDD series:
The LDD steel tube making mill have two production lines of Multi-Rollers,
provide double production efficiency than normal machines

Place of Origin:Zhejiang, China
Type:Heat Exchanger Tube
Certification:RoHS
Material:Stainless Steel 304
size of tube:dia 9.5mm thickness

Due to the surface of stainless steel with a durable and almost no need to maintain both of these characteristics and prompted more ever more emphasi

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

1)Thickness:0.9-12mm
2)OD:6-219mm
3)Application:Fluid
4)Length: 1-12m
5)Certification:ISO9001: 2000

The Roundness is very accurate;
The inner angle and outer angle of square tubes are both sharp 90°;
Our raw materials are all from the largest ste

High accuracy(+/-0.05mm)
Excellent surface condition(Ra<=1.0um)
ASTM A519 seamless carbon 1010
NBK seamless steel tube

1.O.D:13.7-101.6MM
2.W.T:2MM-10MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Standard: ASTM A513
Application: For machinery, mechanical engineer
Size(mm): O. D.: 6.0-168.0 W. T.: 1.0-15.0mm L: Max 12000mm

By dry properties of stainless steel can be very soft, make it right may be used as a roof covering material. It is because of this material easily

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

1) Thickness : 0.5-6.0mm
2) Application : Structure pipe
3) Technique : Hot rolled
4) Special pipe : Thick wall pipe
5) Certification : CE

Main Testing Terms and Procedure:
1. Heat Treatment and Solution Annealing / Bright Annealing
2. Cutting to required length and deburring;

The inner angle and outer angle of square tubes are both sharp 90°;
Our raw materials are all from the largest steel factories in China and are of

1.ideal elongation and strength
2.suitable for bending
3.bearing all types of pressure
4.mirrorlike surface
steel tube cold drawn in oil

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

Ocean tug boat and other vessel propulsion can be made of cast stainless steel CF-8 ( very dry type 304 stainless steel ) is made.

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock

Manufacturing Process:cold drawn, Pickled, Annealed or Sand Blasting
Material Grade:TP304/304L,TP316/316L,TP310S/310H, 2205, 2520 ETC

ASTM/ AISI/ SAE 4130 (30CrMo)
Size(mm): O. D.: 6.0~76.0 W. T.: 1~12 L: Max 9000

1) Thickness :3-50mm
2) OD ; 13-1210mm
3) Application: Structure pipe
4) Special pipe : API pipe
5) Certification : ISO9001:2000

1.Size:(1).O.D.:1/4"~4"(6.35MM~101.6MM),(2).Thickness: BWG20~BWG10 (0.889MM~3.403MM)
2.Material:TP304/304L, TP316/TP316L, TP310S, TP321, TP321H, T

seamless steel tube for liquid delivery
non-oxidation heat treatment
surface is smooth, no scales, light oiled
BV SGS approval

1.O.D:13.7MM-610MM
2.W.T:4MM-60MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L

Typical uses pulp and paper equipment heat exchangers, dyeing equipment, film processing equipment, pipelines, coastal areas outside the building mat

seamless welded lsteel pipe
line pipe for conveying gas, water, and oil
API 5L Certificate
Petroleum industry
large amount of stock