ASTM A335 P91 Alloy Steel Seamless Pipe 1/8" to 48" Size Range with 585 MPa Tensile Strength for High-Temperature Applications
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
30 - 60 working days
Brand:
Kasugai
Product Description
Product Overview
ASTM A335 P91 alloy steel seamless pipes manufactured in compliance with ASME B36.10M/B36.19M standards, designed for high-temperature and high-pressure applications requiring superior corrosion resistance.
- Size Range: 1/8" to 48"
- Wall Thickness: Sch5S, Sch10S, Sch10, Sch20S, Sch30, Sch40S, STD, Sch40, Sch60, Sch80S, XS, Sch80, Sch100, Sch120, Sch140, Sch160, XXS
- Length Options: SRL, DRL, or custom requirements
- End Processing: Plain Ends, Beveled Ends, Threaded Ends
Chemical Composition (%)
| Grade | C | Mn | P | S | Si | Cr | Mo | V | N |
|---|---|---|---|---|---|---|---|---|---|
| P91 | 0.08~0.12 | 0.30~0.60 | ≤0.02 | ≤0.01 | 0.2~0.5 | 8.0~9.5 | 0.85~1.05 | 0.18~0.25 | 0.03~0.07 |
Additional elements: Ni (≤0.4), Al (≤0.02), Cb (0.06~0.1), Ti (≤0.01), Zr (≤0.01)
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| P91 | ≥585 | ≥415 | ≥20 |
Dimensions & Tolerances
Wall Thickness Tolerance:
| NPS Range | t/D Ratio | Positive Tolerance | Negative Tolerance |
|---|---|---|---|
| 1/8"~2.5" | All | +20.0% | -12.5% |
| 3"~18" | ≤5% | +22.5% | -12.5% |
| 3"~18" | >5% | +15.0% | -12.5% |
| ≥20" | >5% | +15.0% | -12.5% |
*t: nominal wall thickness; D: ordered outside diameter
Technical Notes
- Schedule 5S and 10S wall thicknesses do not permit threading per ANSI/ASME B1.20.1
- Certain dimensions do not conform to ANSI/ASME B36.1M
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Kasugai Shanghai Co., Ltd.
Location
Rm.8415, Bldg. A8, No. 808 Hongqiao Road, Xuhui District, Shanghai 200030, Chia
Contact Person
Chovy kasugai