Structure：By in rubber tube, in the rubber protector, center the rubber level,the steel wire twines the level and outside the rubber level is
composed.
Uses：The steel wire twines the drilling rubber tube to use in the oil field well cementation, the repair of wells and the petroleum geology exploration, small drilling machine and water conservation mining
coal, transportation mud and often fluid medium and so on lukewarm water.
Carries out the standard：Q/HOYO1-2003

　
SAM specifications
Diameter
mm
Diameter wire layer
mm
Diameter
mm
Work pressure
Mpa
Test pressure
Mpa
Blasting pressure
Mpa
Minimum bending radius
mm
Reference weight
Kg/m
MPA
Psi
Mpa
Psi
MPa
Psi
4sp-51-35
51±1.0
63±1.0
69±1.5
35
5072
70
10143
87.5
12679
900
5.7
4sp-64-35
64±1.2
77±1.0
84±1.5
35
5072
70
10143
87.5
12679
1100
6.7
4sp-76-35
76±1.4
101±1.5
107±2
35
5072
70
10143
87.5
12679
1200
16.2
4sp-89-35
89±1.4
114±1.5
120±2
35
5072
70
10143
87.5
12679
1300
18.4
4sp-102-35
102±1.5
127±1.5
133±2
35
5072
70
10143
87.5
12679
1400
20.3
6sp-51-70
51±1.0
66±1.0
72±1.5
70
10143
140
20286
175
25358
1000
6.2
6sp-64-70
64±1.2
81±1.0
88±1.5
70
10143
140
20286
175
25358
1200
7.4
6sp-76-70
76±1.4
109±1.5
116±2
70
10143
140
20286
175
25358
1300
23.7
6sp-89-70
89±1.4
122±1.5
129±2
70
10143
140
20286
175
25358
1400
26.6
6sp-102-70
102±1.5
135±1.5
142±2
70
10143
140
20286
175
25358
1600
29.8

　
　

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