Tianjin Brisk Steel is one of the ASTM A106 Carbon Steel Pipe For Industrial Piping Fabrication in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions.If you would like to learn more about our products, feel free to contact us and send your purchase list.
PRODUCT
Tianjin Brisk Steel focus on produce and supply hollow section and steel pipe
Product Overview
| Item | Specification |
|---|---|
| Size range | 1/8" - 48" NPS (larger sizes via A106-equivalent SAW on request) |
| Schedule | Sch 10 - Sch 160, XXS |
| Grade | A106 Grade A, B (standard), C |
| Delivery condition | Hot-finished or cold-drawn |
| End prep | Plain end, beveled per ASME B16.25, or square-cut to length |
| Heat traceability | Heat number stenciled and matched to mill test report per length |
| Length | Random (5-7m), double random (10-14m), or cut-to-spool-length |
| Testing | Hydrostatic or NDE per ASTM A106 acceptance option, full MTR per heat |
Send us your spool drawings or a cut list with sizes and schedules, and we'll quote cut-to-length pipe with matched heat traceability for your fabrication run.
Why Fabrication Shops Order From Us
Piping fabrication runs on schedule, and a shop's schedule depends on pipe showing up ready to cut, fit, and weld without a detour back to the yard for rework. Three things we build into every fabrication order:
- Same-heat sourcing for matched spools - when a spool or a run of identical spools needs pipe from one heat for dimensional consistency, we source and ship it that way, rather than mixing heats and letting your fitters discover the OD variance at fit-up.
- Beveled and cut-to-length on request - pipe arrives ready for the next shop operation, cut to your spool length and beveled to ASME B16.25 for butt welding, cutting a step out of your shop's own prep work.
- Heat-traceable documentation matched to physical length - every length is stenciled with its heat number and matched to its mill test report, so your QA package for each spool is assembled from paperwork that actually corresponds to the pipe welded into it, not reconstructed after the fact.
The Fit-Up Problem Fabrication Shops Actually Deal With
A106 is manufactured within ASTM's dimensional tolerance band, and every heat within that band is compliant - but a fabrication shop building spools against ANSI B16.9 fittings and flanges feels tolerance differently than a plant running one pipe in the ground. Two different heats, both fully within tolerance, can still sit at opposite ends of the OD and wall range. On most piping runs that difference is invisible. On tight-fit spool assemblies - close-coupled fittings, pre-welded manifolds, skid piping with fixed flange bolt patterns - that same-tolerance-but-different-heat variance is what shows up as a flange face that won't sit flush or a bolt hole that's a few degrees off after two spools from different heats are welded into one assembly.
This is a sourcing decision, not a compliance issue: keeping one heat behind a matched set of spools removes the variable before it becomes a shop problem.
Weldability for Shop Fabrication
A106's silicon-killed, fine-grain steel gives it a workable carbon equivalent for shop welding without special procedures in most schedules and grades. For fabrication planning, this generally means:
- Standard WPS/PQR qualified for carbon steel seamless pipe carries across A106 Grade A and B without requantification in most cases
- PWHT is governed by wall thickness and code (B31.1/B31.3), not the pipe grade itself - confirm against your piping class, not assumed from the material
- Grade C's slightly higher carbon content can call for closer preheat attention on heavier wall thicknesses - flag Grade C orders to your welding engineer before the WPS is finalized
Where This Pipe Is Used
- Prefabricated pipe spools for power, refining, and petrochemical plants
- Skid-mounted piping packages
- Field-erected piping systems requiring shop pre-assembly
- Boiler and steam system piping fabrication
- Modular piping units for offshore and onshore facility construction
Frequently Asked Questions (FAQ)
Q: Can you cut and bevel pipe to our spool drawing dimensions?
A: Yes. Send us the cut list with lengths and bevel requirements (typically ASME B16.25 for butt weld) and we'll supply pipe ready for your next fabrication step.
Q: Should I request same-heat sourcing for a matched spool run?
A: For tight-fit assemblies - close-coupled fittings, fixed flange bolt patterns, or multiple identical spools welded into one skid - yes. Flag it at order time and we'll source and ship from one heat.
Q: Does A106 Grade B need PWHT for shop-welded spools?
A: PWHT requirement comes from wall thickness and the governing code (B31.1 or B31.3), not from the A106 grade itself. Confirm against your piping class before finalizing the WPS - we can share the wall thickness and chemistry your welding engineer needs to check this.
Q: Can I mix Grade A and Grade B pipe in the same fabrication run?
A: hey're not identical - Grade B has higher minimum strength and is far more commonly used. Mixing them into the same spool run without documenting which grade went where creates a traceability gap; if a project allows either grade, keep the heat records clear on which spools used which.
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