Riser Pipe



Used for water well pumps of both types, vertical turbine (oil lubricated & water lubricated) and submersible pumps, confirming with ANSI / AWWA E101-88 specifications.

 

Pipe:

Material: ASTM A 53 Type E Grade B seam welded black and galvanized pipe.: 

Length: the standard in stock column pipe lengths are 6.0 meters, special lengths can be produced.

 

Nominal pipe size

*OD

*Nominal Wall Thickness

inch

mm

inch

mm

3

88.9

0.216

5.49

4

114.3

0.237

6.02

5

141.3

0.258

6.50

6

168.3

0.280

7.10

*Dimensions & Tolerances to ASTM A53 standards    

Pipe threading

  • Submersible pumps NPT, 8 TPI 3/4 tapered

  • Vertical turbine pumps: 8 TPI, 3/16 Tapered

Coupling:

  • Material: Seamless steel tubing

  • Threading: 8 threads per inch

    • NPT thread

    • Straight thread

Size 
inch

ASTM Coupling 
( modified)

API – 5L coupling

 

OD
mm

Length
mm

OD
mm

Length
mm

3

98.4

82.6

101.5

108.0

4

127

92.0

132.1

114.3

5

160.6

104.7

159.9

117.5

6

186.7

104.7

187.7

123.8

8

241.3

117.5

244.5

133.4

* Note: For Galvanized pipe: Pipe coupling can be galvanized from outside only.

Pipe threading:

NPT: pipes shall be thread from both sides with NPT threads (tapered ¾ inch in one foot measured on diameter) with accordance to API – 5L. For submersible pumps.

Tapered threading (3/16): fitted with straight coupling for vertical turbine pumps (both type's oil lubricated and water lubricated)

Seam Welded Steel Pipes DIN 2440, 2441, 2444&DIN EN 10240

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ASTM A53 Type E pipes

    SCOPE Covers black and hot-dipped galvanized electric-resistance welded Grade A& B pipes. Is intend

Riser Pipe

Used for water well pumps of both types, vertical turbine (oil lubricated & water lubricated) and submersible pumps, confi

Round Tubes & Pipes


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