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  • Negative end joint (A-1 type)
  • Negative end joint (A-1 type)

Negative end joint (A-1 type)

Application：The negative end joint is connected with the square flange joint or the positive end joint, the quick built-in snap-on joint, the copper, the stainless steel wrench make the joint firm and durable, co...

Sales hotline：+86 0531 76789555 / +86 0531 76789666
Product introduction

Uses and materials 

The negative end joint is connected with the square flange joint or the positive end joint, the quick built-in snap-on joint, the copper, the stainless steel wrench make the joint firm and durable, convenient and quick.

There are three kinds of materials: aluminum alloy, stainless steel, and carbon steel.

Scope of application：

Aluminum alloy is suitable for non-corrosive flow medium; Carbon steel and stainless steel are suitable for corrosive flow medium.


Product parameters

Specification mm

Length mm

Diameter mm

Connection pipe diameter mm

Leakage test pressure MPa

ф40

120

30

30

0.5

ф50

130

41

50

0.5

ф65

145

54

64

0.5

ф80

155

65

76

0.5

ф100

172

90

102

0.5

ф125

190

115

127

0.5

ф150

200

137

152

0.5

ф200

222

187

203

0.5

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