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3d之家 > Products > API Series Hose

API 7K Series-High Pressure Drilling Hose

Inner layer: UPE / NBR / SBR / HNBR / PTFE Inner diameter type: Full flow

Reinforcement layer: 2 to 6 layers of steel wire winding structure

Outer rubber layer: wear-resistant synthetic rubber layer

Temperature range: -25 ℃ ~ + 80 ℃ / -30 ℃ ~ 160 ℃

Connector type: whole made by Ren, can also be manufactured according to user requirements

Implementation standard: API Spec 7K

Scope of application: Used in drilling, cementing, workover and other operations, as flexible connectors for mud manifolds, cementing manifolds, etc., to transport water-based mud, oil-based mud, etc.

specification

Class A

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

72

1500

2250

3750

800

2 1/2

88

1500

2250

3750

900

Class B

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

72

2000

3000

5000

800

2 1/2

88

2000

3000

5000

900

3

101

2000

3000

5000

950

3 1/2

116

2000

3000

5000

1000

4

130

2000

3000

5000

1000

5

161

2000

3000

5000

1200

6

188

2000

3000

5000

1300

Class C

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

75

3000

4500

7500

850

2 1/2

94

3000

4500

7500

1000

3

108

3000

4500

7500

1050

3 1/2

124

3000

4500

7500

1100

4

140

3000

4500

7500

1100

5

168

3000

4500

7500

1100

6

196

3000

4500

7500

1200

Class D

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

77

5000

7500

12500

800

2 1/2

96

5000

7500

12500

900

3

111

5000

7500

12500

1050

3 1/2

127

5000

7500

12500

1100

4

145

5000

7500

12500

1100

5

173

5000

7500

12500

1100

6

200

5000

7500

12500

1200

E-Class

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

81

7500

11250

16875

800

2 1/2

100

7500

11250

16875

900

3

116

7500

11250

16875

1050

3 1/2

135

7500

11250

16875

1100

4

152

7500

11250

16875

1200

5

181

7500

11250

16875

1300

6

212

7500

11250

16875

1400

Class F

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

87

10000

15000

22500

1000

2 1/2

100

10000

15000

22500

1000

3

117

10000

15000

22500

1050

3 1/2

143

10000

15000

22500

1100

4

160

10000

15000

22500

1200

5

189

10000

15000

22500

1300

G-Class

the inside diameter of
in.mm
ID

Outer diameter
mm
OD

Working pressure
psi
WP

test pressure
psi
PP

Minimum burst pressure
psi
Min BP

Minimum bending radius
mm
Min BR

2

103

15000

22500

33750

1000

3

136

15000

22500

33750

1200




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