Gold Member Since 2015
Audited Supplier
Qingdao Haozhifeng Machinery Co., Ltd.

Coupling, Tube Coupling, Hose Clamp manufacturer / supplier in China, offering T-Bolt Spring Tubing Coupling with High Destruction Torque Feature, High Precision Casting for Central Machinery Parts, Stainless Steel Die Casting for Plumbing Fitting and so on.

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Supplier Homepage Product Couplings T-Bolt Spring Tubing Coupling with High Destruction Torque Feature

T-Bolt Spring Tubing Coupling with High Destruction Torque Feature

FOB Price: US $1-2 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $1-2/ Piece
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Port: Qingdao, China
Production Capacity: 50000 PCS/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: HZF-714
  • Structure: Vertical
  • Material: Stainless Steel
  • Size: Customized
  • Port: Qingdao Port
  • Trademark: HZF
  • Specification: SGS/ISO900/BV
  • HS Code: 84089452
  • Connection: Flange
  • Flexible or Rigid: Flexible
  • Standard: Standard
  • Delivery Date: 15-30 Days
  • Surface Finish: Customized
  • Transport Package: Crate or Plywood Case or as Customers′ Request
  • Origin: Shandong, China
Product Description
Key Specifications/Special Features:
T-Bolt Spring Tubing Coupling with High Destruction Torque Feature


W2: bolt and nut are galvanized steel, others are SS430 or 300series stainless steel
W4: all is 300SS series stainless steel
Other material are also available


45 to 50mm
53 to 59mm
56 to 64mm
60 to 68mm
70 to 80mm
76 to 84mm
83 to 90mm
86 to 94mm
95 to 105mm
102 to 110mm
108 to 118mm
118 to 128mm
127 to 135mm
138 to 148mm
145 to 155mm
152 to 160mm
159 to 167mm
172 to 179mm
184 to 194mm
203 to 211mm
219 to 229mm
270 to 280mm
320 to 330mm
365 to 375mm


High destruction torque
Stable pressure against leakage
Closely structure


Widely used in cooling system of heavy-duty truck
Outside environment
Machine industry

General packaging:

Inner package is plastic bag, outer package is carton
Customized packaging are welcome

Supply ability:
800,000 pieces/month
Quality Control
We can supply forging part with follow test reports :
1)Chemical composition report
2)Tensile strength report
3)Brinell hardness report, Rockwell hardness
4)Metallographic structure report
5)Key dimension checking record report
6)Full dimension report
7)Third-party test report  
Inspection: in-house and third party
All the products are strictly inspected by operator and skilled QC with record put down.
Universal inspection tools: three-coordinates measuring machine,hardness tester, Height ruler, Depth ruler, Outside ruler, Venire Caliper, etc.
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