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  • Coupling Nut
  • Coupling Nut
  • Coupling Nut
  • Coupling Nut
  • Coupling Nut
Coupling NutCoupling NutCoupling NutCoupling NutCoupling Nut

Coupling Nut

  • Standard: ASTM B18.2.2, DIN6334
  • Size: #6–6’’; M6-M36
  • Material: carbon steel, alloy steel, stainless steel, brass, etc.
  • Grade: SAE J995 Gr.2, 5, 8; CL4, 5, 6, 8, 10, 12
  • Description: Coupling Nut is also called extension nut, coupler.

Description: Coupling nut is also called extension nut, or coupler, used to connect two male threads, the outside of coupling nut is mostly a hex, so the coupling nut we mostly see is hex coupling nut or hex coupler.

Thread: M, UNC, UNF Head Mark: HR

Finish: plain (self coulour), black, zinc plated ( black, yellow, white, blue-white), HDG, Dacromet, Nickel, Chrome,Geomet, Magni, mechnical galvanized, painting, teflon, etc.

Package: 1) bulk in cartons (18kg or 25kg) + wooden pallet; 2) bulk in wood case,

3) bulk in pails + wooden pallet;  4) according to the customer's requirement

Trade term: EXW, FOB, CIF, DAP, DDU,DDP

Payment: T/T, L/C, Paypal, Western unoin, etc.

Web: www.shanghaihengrui.com

Strictly complies with ISO9001:2008 system, Each production process be well managed through self inspection, routing inspection by our workers. Our test equipments include: tensile machines, hardness tester, salt spray tester, Image measurement instrument, caliper, GO & NO-GO guage, etc.

Test and issue Material Test Report and Inspection Report by Hengrui before shipment to guarantee the product quality.  The test report from the third parts are also avaliable as customer's requirments.




Contact: Monica Song

Phone: +86-15021906538

Tel: 0086-21-34201269

Email: monica.song@shanghaihengrui.com

Add: Rm 308, No.468, Zhuyuan Rd, Minhang, Shanghai