ASTM A691 Grade 11 22 91 LSAW Steel Pipe
Pipe specifications determine different characteristics of the metal, such as chemical composition, mechanical properties, and dimensions.
Product Introduction
Standard: ASTM A691/ASTM SA691
Grades: CM-65 CM-70 CM-75 CMSH-70CMS-75 CMSH-801/2 CR 1CR 1-1/4 CR 2-1/4 CR 3CR 5CR 9CR 91
Class: Class 10,11,12,13,20,21,22,23,30,31,32,33,40,41,42,43
Size: 1/2"~60"
| Standard |
ASTM A691 |
| Dimensions | ASME/ ANSI B36.10 / 19 |
| Standard Size | 1/2" NB to 60" NB (ERW,EFW,LSAW, SSAW, HSAW) |
| Wall Thickness | 3-12mm |
| Available Shapes | Round, Half Round, Square, Rectangular or Custom shape |
| Length | 3 to Max18 Meters or custom |
| Pipe End | Beveled End, Plain End, Treaded |
| Test Certificate | EN 10204 3.1 B |
| Pipe Grade | ASTM Specification | Post-Weld Heat-Treat Temperature Range (Strees Relieving), F ( C) | Normalizing Temperature, max unless otherwise noted, F ( C) | Quenching Temperature, max unless otherwise noted, F ( C) | Tempering Temperature, min, F ( C) |
| CM-65 | A204/ A204M | 1100 to 1200 (590 to 650) | 1700 (925) | … | … |
| CM-70 | A204/ A204M | 1100 to 1200 (590 to 650) | 1701 (925) | … | … |
| CM-75 | A204/ A204M | 1100 to 1200 (590 to 650) | 1702 (925) | … | … |
| CMSH-70 | A537/A 537M | 1100 to 1200 (590 to 650) | 1703 (925) | … | … |
| CMS-75 | A 299/A 299M | 1100 to 1200 (590 to 650) | 1704 (925) | … | … |
| CMSH-80 | A537/A 537M | 1100 to 1200 (590 to 650) | A | 1700 (925) | 1100 to 1250 (590 to 675) |
| 1/2 CR | A387 / A387M | 1100 to 1300 (590 to 705) | 180 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 1CR | A387 / A387M | 1100 to 1350 (590 to 730) | 181 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 1-1/4 CR | A387 / A387M | 1100 to 1375 (590 to 745) | 182 (1010) | 1700 (925) | 1150 to 1375 (620 to 745) |
| 2-1/4 CR | A387 / A387M | 1200 to 1400 (650 to 760) | 183 (1010) | 1700 (925) | 1250 to1400 (675 to 760) |
| 3CR | A387 / A387M | 1200 to 1400 (650 to 760) | 184 (1010) | 1700 (925) | 1250 to1400 (675 to 760) |
| 5CR | A387 / A387M | 1200 to 1400 (650 to 760) | 185 (1010) | 1700 (925) | 1300 to 1400 (705 to 760) |
| 9CR | A387 / A387M | 1325 to 1375 (715 to 745) | B | … | 1325 to 1375 (715 to 745) |
| 91 | A387 / A387M | 1350 to 1420 (730 to 770) | 1350 to 1420 (730 to 770) | 1900 min (1040 min) | 1350 to 1440 (730 to 780) |
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