ASTM A250 Electric-Resistance Welding Boiler Tube

• Customization: Available
• Type: Round
• Standard: AISI, ASTM, DIN, JIS, GB
• Model NO.: ASTM A250
• Composition: Ferrous Steel Scrap
• Technique: Hot Rolled
• Shape: Round
• Surface Treatment: Oil Painting
• Special Use: High-strength Steel Plate, Wear Resistant Steel, Cold Heading Steel, Mold Steel
• Application: Structural Steel Bar
• Materials: 10#-45#,20mng,25mng,15crmog,35CrMo,16mn,etc
• Outer Diameter: 21-1030mm
• Length: 5.8m-12m or as Required
• Thickness: 6 - 60 mm
• Steel Grade: 4130 4140
• Transport Package: in Bundles or Wooden Box
• Specification: 21.3-1219mm
• Trademark: JIADE
• Origin: China
• HS Code: 7307930000
• Production Capacity: 5000tons

Product Description

Product Parameters

 

Model Number	ASTM A250
origin	China
Small Orders	Accepted

Key Specifications/Special Features:

1) Size: outer diameter 1/2-5 inches (12.7-127mm)
Wall thickness: 0.035-0.320 inches (0.9-8.1mm)

2) Manufacturing process:
Electric-resistance welding

3) Heat treatment:
1. After welding, or when cold finished, after the final cold-drawing pass, all tubes shall be heat treated and except as provided in 5 3 2, furnished in the full annealed, isothermal annealed, normalized or normalized and tempered condition at the option of the manufacturer, if furnished in the normalized and tempered condition, the minimum tempering temperature shall be 1200°F (350ºC) except T22 shall be tempered at 1250° (676ºC) minimum
2. When grades T1.T1a, T1b and T2 are cold finished, the tubes may at the option of the manufacturer, be heat treated after the final cold-drawing pass at a temperature of 1200°F or higher, provided one of the heat treatments specified in 5 3 1 was applied after welding

4) Mechanical tests required:
Flattening test
Flange test
Reverse flattening test
Hardness test
Hydrostatic or nondestructive electric test


Tests we apply to the tubes:
1. Chemical composition analysis
2. Mechanical properties (tensile strength, yield strength, elongation, hardness)
3. Technological test (flattening test, flaring test, bending test, hydraulic pressure test)
4. Surface quality detection
5. Eddy-current examination
6. Visual test

Applications:
1. Architectural/civil engineering: cladding, handrails, door and window fittings, street furniture, structural sections, enforcement bar, lighting columns, lintels, masonry supports.
2. Transport: exhaust systems, car trim/grilles, road tankers, ship containers, ships chemical tankers, refuse vehicles.
3. Chemical/pharmaceutical: pressure vessels, process piping.
4. Oil and gas: platform accommodation, cable trays, sub-sea pipelines.
5. Medical: surgical instruments, surgical implants, food processing
6. Food and drink: catering equipment, brewing, distilling, food processing.
7. Water: water and sewage treatment, water tubing, hot water tanks
8. General: springs, fasteners (bolts, nuts and washers) wire.

Packaging:
1. Bundle packing, wooden cases or as customer's request.
2. Beveled end or plain end or varnished as per buyer's required
3. Marking: as per customer's requests

Delivery lead time: with 15-30 days after full payment received
Our services: third party inspection accepted such as SGS, BV.

 

Detailed Photos

 

Company Profile

Lead time 10-15 days | 80% of output for export

A Trading Company Specializing in Steel Industry for Over 30 Years
Shaanxi Jiade Import & Export is one of the leading professional steel pipes and pipe fitting suppliers, established in 1991 and charge of the export business. We have more than 30 years' experience in manufacturing, distributing, processing, and exporting hot rolled and cold drawn seamless, ERW, EFW, HFW, LSAW, DSAW, and SSAW pipes boiler tubes, heat-exchanger tubes, condenser tubes, super-heater tubes, hydraulic honed tubes, mechanical tubes, structural tubes, line pipes, elbows, tees, reducers, and flanges. We mainly export products to Africa, Asia, Europe, Oceania, and North and South America.

Supported by Machines and Equipment
All our products are manufactured with the latest manufacturing techniques with machines and equipment, which are fitted with the highest technology, to provide products in full conformity with international standards.

Meeting Inspection and Approval Certificates
We have passed the Mill Test certificate, C/W certificate (Calibration works certificate) EN 10204 3.1, DIN 50049 3.1, ISO 10474 3.1, NACE MR-0103/NACE MR-0175/ISO 15156, PED-97/23/EC, AD-2000-WO, with 3.2 certificates duly certified and approved by LRS, GL, BV, DNV, ABS, SGS, TUV, RINA, IRS, NORSOK and more.

Customized Service
We provide product customization services such as shot blasting, precision pipe cutting, cut and roll grooving, custom pipe fabrication, pipe threading, pipe beveling, and coating. They are also approved by Third Party inspection agencies like DNV, BV, SGS, Moody, TuV, ABS, LR, GL, PED, RINA, KR, NKK, AIB-VINEOTTE, CEIL, VELOSI, CCSI, and more. We supply for PetroVietnam, WSF, YPFB, AWH, HMC, PTT, EP PetroEcuador, POD, KNPC, and more.

Establishing Friendly Partnership
Our mission is whether our clients are active in the oil and gas, water supply line, or construction, we endeavor to deliver the highest quality products and value-added services to support our clients' business. We pursue a win-win situation and long-term cooperative relationships with customers, providing specializing service for the old and new customers with better and more economical results.

Packaging & Shipping

Shipping Information

FOB Port	Tianjin
Weight per Unit	1500.0 Kilograms
HTS Code	7304.41.90 00
Export Carton Dimensions L/W/H	11.8 x 1.0 x 0.8 Meters

Lead Time	15-30 days
Dimensions per Unit	11.8 x 1.0 x 0.8 Meters
Units per Export Carton	25.0
Export Carton Weight	1500.0 Kilograms

Certifications

Main Export Markets

- Asia

- Australasia

- Central/South America

- Eastern Europe

- Mid East/Africa

- North America

- Western Europe

- <li>Southeast Asia