User guide

Material Qualifications

The following table is a list of the materials and grades used in the manufacture of the

SCT3672 Surgrip Casing Tong.

Note: Yield and tensile strengths are post heat treat. Parts are heat treated after machining.

Part

Number

Description Material Yield

Strength

(min)

Tensile

Strength

(min)

Impact

@-4°F

(min)

% Red.

Of Area

(min)

SCTH2036 Handle AISI 4318 110 ksi 120 ksi 31.0 25

SCTJ3672 Jaw ASTM A148 150 ksi 160 ksi N/A N/A

HP386 Pin AISI 4140 165 ksi 180 ksi N/A N/A

HI09D Insert AISI M2 N/A N/A N/A N/A

SCTY3672-1 Yoke plate AISI 4140 165 ksi 180 ksi N/A N/A

SCTY2036-2 Yoke grip AISI 1018 N/A N/A N/A N/A

HP387 Pin AISI 4140 165 ksi 180 ksi N/A N/A

HP388 Pin AISI 4140 165 ksi 180 ksi N/A N/A

HH18 Hanger ASTM A148

Gr. 90-60

60 ksi 90 ksi N/A N/A

SCTB3672 Belt Aramid-

Polyurethane

Composite

N/A N/A N/A N/A