Factory directly supply A Man Hole - Pipe And Fitting’s Coupling And Connectors – YONGTIA

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With a complete scientific quality management system, good quality and good faith, we win good reputation and occupied this field for Steel Sewer Covers, Rectangular Manhole Cover, Inspection Chamber Cover Sizes, We glance forward to establish a long-term small business romance along with your esteem co-operation.
Factory directly supply A Man Hole - Pipe And Fitting’s Coupling And Connectors – YONGTIA Detail:

DN ≈D(mm) ≈H(mm) ≈L(mm) Torque(NM) Bolt Bar
50 71 83 42 18.00 M8 5
70 91 103 45 18.00 M8 5
75/80 96 107 47 18.00 M8 5
100 123 135 47 18.00 M8 5
125 152 164 54 18.00 M8 5
150 177 189 54 18.00 M8 5
200 230 244 67 28.00 M10 5
250 290 315 95 30.00 M10 3
300 350 375 95 30.00 M10 3

Coupling And Connectors1
1659059790315
1659059389670
1659059408559

Strip Material and Fixed parts: S.S 1.4301/1.4571/1.4510 as per EN10088(AISI304/AISI316/AISI439).

Bolt: Round head screws with hexagon socket with zinc plated.

Sealing rubber/Gasket: EPDM/NBR/SBR.

DN ≈A(mm) ≈B(mm) ≈D(mm) ≈L(mm) Torque(NM) Bolt
50 14 22.5 65 48 6-8 M6
70 14 22.5 65 48 6-8 M6
75/80 14 22.5 88 48 6-8 M6
100 18 22.5 115 54 10-12 M8
125 18 31 140 65 10-12 M8
150 18 31 170 65 10-12 M8
200 18 37 220 78 15-20 M8
250 18 37 286 78 15-20 M10
300 18 37 338 78 15-20 M10

Coupling And Connectors2
1659059811428

Strip Material and Fixed parts: S.S 1.4301/1.4571/1.4510 as per EN10088(AISI304/AISI316/AISI439).

Bolt: Round head screws with hexagon socket with zinc plated.

Sealing rubber/Gasket: EPDM/NBR/SBR.

DN ≈A(mm) ≈B(mm) Torque(NM) Bolt
50 58 68 6-8 M6
70 58 91 6-8 M6
75/80 58 96 6-8 M6
100 58 120 10-12 M8
125 58 140 10-12 M8
150 72 168 10-12 M8
200 84 226 15-20 M8
250 142 280 15-20 M10
300 142 350 15-20 M10

Coupling And Connectors3


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Factory directly supply A Man Hole - Pipe And Fitting’s Coupling And Connectors –  YONGTIA detail pictures

Factory directly supply A Man Hole - Pipe And Fitting’s Coupling And Connectors –  YONGTIA detail pictures


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Our company promises all buyers of the first-class products and solutions as well as most satisfying post-sale support. We warmly welcome our regular and new shoppers to join us for Factory directly supply A Man Hole - Pipe And Fitting’s Coupling And Connectors – YONGTIA, The product will supply to all over the world, such as: United States, Monaco, Uzbekistan, We've a good reputation for stable quality solutions, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!
  • This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Irene from Guyana - 2018.12.10 19:03
    Sales manager is very enthusiastic and professional, gave us a great concessions and product quality is very good,thank you very much!
    5 Stars By Beulah from Jordan - 2017.09.09 10:18