American standards:

ASTM A249:

Standard specification for welded austenitic steel boiler,superheater, heat-exchanger and condenser tubes.

ASTM A269:

Standard specification for welded austenitic stainless steel tubing for general service

ASTM A688:

Standard specification for welded austenitic stainless steel feedwater heater tubes.

ASTM A554:

Standard specification for welded stainless steel mechanical tubing..

ASTM A268:

Specification for seamless and welded Ferritic/Martensitic stainless steel tubing for General Service

ASTM A789:

Specification for seamless and welded Ferritic/Austenitic stainless steel tubing for General Service

ASTM A312:

Seamless/Welded austenitic stainless steel pipe

European Standard

1.4301,1.4307,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438,

1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501

American Standard

Austenitic Steel:

TP304,TP304L,TP304H, TP310S,TP316,TP316L,TP316Ti,TP316H,

TP317,TP317L, TP321, TP321H

Ferritic Steel:TP444,TP4441, TP410, TP430, TP439

1

Commodity Name:

Stainless Steel Tubes

2

Standard:

ASTM A269 / ASME SA269

3

Material Grade:

T TP304,TP304L,TP304H, TP310S,TP316,TP316L,TP316Ti,TP316H,

TP317,TP317L, TP321, TP321H

4

Outer Diameter:

6mm - 50.8mm

5

Wall Thickness:

0.3mm – 2.5mm

6

Length:

Depends on Customers’ Request

7

Tolerance:

According to ASTM A269 / ASME SA269 and ASTM A1016

8

Leakage Test:

ET  Or  Hydraulic Test Or Air Pressure Test Under Water

9

Main  process:

Welding, Bright Annealing

10

Certificate:

ISO 9001:2008, Manufacture License Of Pressure Tube

11

Marking:

Brand, Standard, Grade, Size, Length and Heat No. Or Depends On Customer.

12

Packing:

Bundles With Plastic Bags, Wooden Box With Angle Steel Frame Or others

13

Payment Terms:

T/T, L/C at sight

14

Delivery Time:

Generally 15Days – 45Days Or Depends on the quantity and Customers’ Request

15

Capacity:

1000 Tons Per Month

Item

Advantages

1

ISO System

2

Manufacture License of Pressure Tube

3

Production experience about 20 years.

4

Raw Material are from POSCO,BAO STEEL,TISCO,CRUPP ETC .

5

Market -More than 30 countries worldwide.

6

We have the most convenient transport from shanghai and timely delivery.

7

We offer competitive prices based on good quality.

8

We have high technical production line with top quality products.

9

We have win high reputation based on good quality.