01
Beyond Standard Limits
Cutting, beveling, grooving, threading and blasting outside the usual diameter range, plus manufactured weldments and cut components to client drawings.
SERVICES
Steel Processing Services
Cutting, slotting, threading, grooving, shot blasting, coating, galvanizing, fabrication, inspection, packing, warehouse and logistics - twelve services in three groups, carried out in-house and documented.
PROCESSING SERVICES
Value-Added Processing
Twelve services in three groups, carried out in-house and documented - six of them below; select a card for the full specification.
Slotting and Cutting
Slots 0.012-0.500 inch on 1.900-20 inch OD; cutting to 60 feet.
Threading and Grooving
NPT to ANSI/ASME B1.20.1; cut and roll grooving.
Shot Blasting
Surface preparation before coating or galvanizing.
Coating and Galvanizing
3PE, FBE and hot-dip zinc 40-275 g/m2.
Custom Fabrication
Weldments and cut components to drawing.
Inspection and Packing
Independent QC, export packing and marking.
DEEP PROCESSING & CUSTOMISATION
The Difficult Jobs Are the Ones We Take
Where the diameter, geometry or material falls outside a standard catalogue, we solve it in-house rather than pass it back to the buyer.
02
Hard-to-Machine Materials
Carbon, alloy, stainless, duplex and super alloy assessed and processed where common suppliers decline the specification.
03
Cement Lining and Internal Coating
Pipes prepared for water works, pump stations and pipeline contractors, including cement lining and internal coating.
04
Proven on Real Projects
These are not catalogue promises: the same capability has been applied on the project packages listed on our Projects page.
DOCUMENTATION
Technical & Documents Required
Documentation package issued with project orders.
01
Quality Documents
MDR, quality plan, MPS, ITP, WPQs, manufacturing conformance certificate.
02
Inspection Records
Weld map, NDT report, dimension inspection report, coating and painting records, raw material mill test and re-test.
03
Traceability
Material traceability report and consumable material mill certificate.
04
Shipping Documents
Bill of lading, packing list, commercial invoice, certificate of origin, insurance policy, loading survey report and final stowage sketch.
05
Commercial
LC documents and release note.
06
Certificates
Shop drawing (as-built) and NCR records.
CONTACT
Request a Processing Quote
Tell us the operation, sizes, material and quantity - we will confirm capability and lead time.
Email
melinda@spai-steel.com
Phone
+86 158 7408 6780
Office
High-Tech Industry Zone, Changsha, Hunan
Hours
Mon-Fri 9:00-18:00 (GMT+8)
Inquiry intake
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