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| Home > Key Services > Approval of Marine Aquipment > Scope |
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| Category |
Product |
Material Test
(o),(x) |
Rules |
Remark |
| Rolled Steels |
1 Rolled Steels for Hull(RA~RF40)
2 Rolled Steels for Low Temp. Service(RL)
3 Extra High Strength Rolled Steels(RA43~RF70)
4 Rolled Steel Plates for Boiler(RSP)
5 Rolled Steel Plates for Pressure Vessel(RPV)
6 Rolled Stainless Steels(RSUS)
7 7 Round Bars for Chain(RSBCR)
8 Rolled Steel Bar for Boiler(RSB)
9 Stainless Clad Steel Plate |
o |
Pt 2, Ch 1, 102 & Sec 3 |
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| Steel Pipes |
1 Steel Tubes for Boiler & Heat-Exchangers (RSTH)
2 Steel Pipes for Pressure Piping(RST)
3 Stainless Steel Pipes(RSUS-TP)
4 Steel Pipes for Low Temp. Service(RLP)
5 Headers(RBH) |
o |
Pt 2, Ch 1, 102 & Sec 4 |
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| Steel Castings |
1 Carbon Steel Castings *1(RSF)
2 Low-Alloy Steel Castings(RSC~A)
3 Steel Castings for Chain(RSCC)
4 Stainless Steel Castings
5 Steel Castings for Low Temp. Service(RLC) |
o |
Pt 2, Ch 1, 102 & Sec 5 |
Items to be applied :
Components used for a part
necessary for strength
(Refer to Ch 2,
Sec 4 of the Guidance
for Approval of
Manufacturing Process
and Type Approval
, etc |
| Cast Iron |
1 Spheroidal Graphite Iron Castings(Other than 2.)
2 2 Grey Iron Castings *2 |
o
x |
Pt 2, Ch 1, 102 & Sec 5 |
| Forgings |
1 Carbon Steel Forging *1 (RSF)
2 Low-Alloy Steel Forging(RSF~A)
3 Stainless Steel Forging(RSSF)
4 Steel Forgings for Chain(RSFC)
5 Steel Forging for Low Temp. Service(RLF)
6 Carbon Steel Rolled Round Bar(RSFB)
7 Low-Alloy Steel $Rolled Round Bar(RSFB~A) |
o |
Pt 2, Ch 1, 102 & Sec 6 |
| Special Forged Crankshaft(RR Forging, TR Forging, Shape Forging) and Surface Hardened Crankshaft |
o |
Pt 2, Ch 1, 601
Pt 5, Ch 2, 208 |
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| Copper & Copper Alloy |
1 Copper & Copper-Alloy Tube
2 Copper-Alloy Castings |
o
x |
Pt 2, Ch 1, 102 & Sec 7 |
Apply for pipe having its
design pressure over
1.0MPa[10kg/§²] |
| Aluminium-Alloy |
o |
Pt 2, Ch 1, 102 & Sec 5 |
Apply for the tank,
Aluminium-alloy plate and
shapes materials
intended for LNG Carrier |
| Special Cast Iron Valves |
o |
Pt 2, Ch 1, 102.
Pt 5, Ch 5, 102. |
Apply for the black
heart malleable castings and
spheroidal graphite iron
castings which has
elongation of 12% or above |
| Chain |
o |
Pt 4, Ch 8, 404(1) |
Raw materials are to
be of being manufactured
by the approved factory |
| Chain Accessories |
o |
Pt 4, Ch 8, 404(4 |
Raw materials are to
be of being manufactured
by the approved factory |
| Wire Rope |
o |
Pt 4, Ch 8, 503 |
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| Synthetic Fibre Rope |
x |
Pt 4, Ch 8, 603 |
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