ASTM A234 WP22 90° Elbow Cr-Mo Alloy Steel Tube Fitting for Medium-High Temperature & Pressure Tubelines
Price:
Negotiable
MOQ:
1PC
Delivery Time:
7 Days
Brand:
YUHONG
Product Description
ASTM A234 WP22 90° Elbow
Chromium-molybdenum alloy steel tube fitting designed for 90° direction changes in medium-high temperature and pressure tubeline systems. This elbow complies with ASTM A234 standards and offers excellent high-temperature strength, corrosion resistance, and weldability for industrial applications requiring reliable pressure-bearing and heat resistance.
Chemical Composition (wt%)
| Grade | C | Cr | Mo | Mn | Si | P | S | Ni |
|---|---|---|---|---|---|---|---|---|
| WP22 (UNS K21590) | 0.15-0.25 | 1.90-2.60 | 0.87-1.13 | 0.30-0.60 | 0.10-0.35 | ≤ 0.035 | ≤ 0.035 | ≤ 0.40 |
Typical Mechanical Properties
| Mechanical Property | Standard Requirement (ASTM A234) | Typical Value |
|---|---|---|
| Yield Strength (Rp0.2), MPa | ≥ 276 | 280-350 |
| Tensile Strength (Rm), MPa | ≥ 485 | 490-580 |
| Elongation (A), % | ≥ 20 | 22-30 |
| Hardness (HB), Brinell | ≤ 207 | 160-200 |
| Impact Toughness (KV), J (-20℃) | ≥ 40 | 45-65 |
Available Quality Tests
| Test Type | Standard |
|---|---|
| Chemical Composition Test (PMI) | Spectrometer |
| Tensile & Impact Test | ASTM E8/E8M, ASTM A370 |
| Hardness Test | ASTM E10 |
| Pressure Test (Hydrostatic/Pneumatic) | ASTM A234 |
| Corrosion Resistance Test | ASTM G48 |
| Dimensional & Visual Inspection | ASTM A234 |
| Weld Seam Quality Test | ASTM E165 |
Application Scope
| Industry Field | Typical Applications |
|---|---|
| Petrochemical | Oil/gas transmission tubelines, refining equipment, high-temperature medium tubelines |
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Company
Yuhong Group Co.,Ltd
Location
20TH FLOOR,NO.1 NEW WORLD BUILDING ,NO.1018 MINAN ROAD,YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG PROVINCE, CHINA
Contact Person
Jikin Cai