ASTM A554 Welded Stainless Square Steel Tube for Mechanical 304 316

As-welded or cold-reduced mechanical tubing.

Shapes:

Round, Square, Rectangle, or special.

Dimension:

OD ≤406.4mm

WT ≥0.51mm

Grade:

MT-301, MT-302, MT-304, MT-309S

MT-310S, MT-316, MT-316L, MT-317

MT-321, MT-347, MT-430, MT-430i

Materials and Manufacture:

The tubes are manufactured from flat-rolled steel by automatic welding process.

Delivery Condition:

1. As welded

2. Welded and annealed

3. Cold reduced

4. Cold reduced and annealed

Inside diameter bead:

a. Bead not removed

b. Bead controlled to 0.005 in. (0.13mm) or 15% of the specified wall thickness, whichever is greater

c. Bead removed

Type one: Pickling Pipe

Size: OD:0.23''-80''(5.8-2032mm)

WT:0.01''-1.125''(0.25-28mm)

ANSI/ASME size as under,

NPS:1/8''-80'' SCH:5/5s,10/10s,20/20s,40/40s,80/80s,120/120s,160/160s acc. to ANSI B36.19/36.10

other standard of size is for ready choice.

Length: according to clients' request.

Standard:JIS DIN GB BS ASTM(ASME) etc.

Surface Finish: Annealed,Polish,Brush etc.

Application:for fluid and gas transport structure and machining.

Packing:Plywood cases or bundles.

Type two: Bright Annealed Tube

Size: OD range:6-50.8mm WT range:0.71-3.68mm Length:6-24m

Standard:ASTM A249, EN 10217-7, etc

Process Method:Welded ,bright annealed.

Surface Finish:Bright Annealed(BA),pickling,bright annealed(BA)&polish

Packing:

In bundles with outside protection and seaworthy packing

Wooden box, crate, cartons, with a lifts on the bundles for easy loading and unloading

Table 1 Dimension in millimeters

Bibliography:

ISO 1127:1992 Stainless steel tubes - Dimensions, tolerances and conventional masses per unit length

ISO 2604-2:1975 Stainless products for pressure purposes - Quality requirements - Part 2: Wrought seamless tubes

ISO 2604-5:1987, Steel products for pressure purposes - Quality requirements Part 5: Longitudinally welded austenitic stainless steel tubes

ISO 4200:1991, Plain end steel tubes, welded and seamless - General tables of dimensions and masses per unit length

SUPPLEMENTARY REQUIREMENTS:

S1 Hardness Test

S2 Tension Test

S3 Nondestructive Test

S4 Test Report

Referenced Documents:

ASTM Standards:

ASTM A370 Test Methods and Definitions for Mechanical Testing of Steel Products

ASTM E30 Test Methods for Chemical Anaysis of Steel, Cast Iron, Open-Hearth Iron

and Wrought Iron

ASTM E 59 Practice for Sampling Steel and Iron for Determination of Chemical Composition

Military Standards:

MIL-STD-129 Marking for Shipment and Storage

MIL-STD-163 Steel Mill Products Preparation for Shipment and Storage

Federal Standard:

Fed. Std. No. 123 Marking for Shipments