Stainless Steel Class150 Thread Coupling

Technical Specifications

Size Range: 1/8"–4" (DN6–DN100)

Applicable Standards: MSS SP-43, ISO 4144, and GB/T 26120

Connection Type: Female/Internal Thread

Available Thread Standards: BSPT, BSPP, NPT, DIN 259/2999, and ISO 228

Manufacturing Process: Stainless Steel Casting and Precision CNC Machining

Available Materials:

• SS304, CF8, SUS304, and 1.4308

• SS316, CF8M, SUS316, and 1.4408

• SS304L

• SS316L

Surface Treatment: Degreasing and Cleaning

Product Marking: LIANHE Logo + Size + Material

Packaging: Plastic Bags, Export Cartons, Wooden Cases, or Pallets

Certificates: CE documentation for applicable products, ISO 9001:2015, and GB/T 19001-2016

Brand: LIANHE

HS Code: 730722

Place of Origin: Wenzhou, Zhejiang, China

Applications

Suitable for compatible water, oil, gas, diluted acids, and other industrial media.

Typical applications include industrial piping, water systems, household installations, pharmaceutical equipment, and general fluid-control systems.

NPT, BSPT, BSPP, DIN, and ISO 228 threads have different profiles and sealing methods and should not be used interchangeably unless compatibility has been confirmed.

Quality Control

1. Inspect incoming raw materials and material certificates.

2. Check dimensions, threads, markings, and surface condition during production.

3. Verify packaging materials, labels, and quantities.

4. Perform final product and packaging inspection before shipment.

Commercial Terms

Payment Terms: 30% T/T deposit and 70% balance before delivery. Western Union, PayPal, and other agreed methods are available.

Shipping Terms: EXW, FOB, CFR, CIF, DDP, and DDU.

Transportation: Land, sea, air, or international express.

Brand: LIANHE
Place of Origin: Wenzhou, Zhejiang, China