Page 1585 - MISUMI Thailand Economy Series

[Materials] [Materials]
Varieties and Applications 2 Types and Apparent Colors of Surface Treatment

Q Types of Surface Treatment
Layer
Vickers
Type Material Code Applications Comment JIS Square Hexagonal Round Steel Name Hardness Thickness Applicable Example Purpose, Features Reference
Bar
Plate
Bar
Bar
Materials
(HV)
(μm)
Brass Plate C2801P For Regular Sheet Metal Machining Used in high strength and JIS H 3100 k Zinc Plating － 3～20 Steel Thin ·Antirust, low price. －
Name Plates and Instrument Panels ductile sliding parts. Brass
Free-Cutting Brass General turming bolts screws, nuts, Plate Wire ·Poor appearance.
(Extruded Bar) C3604BD etc. Good Machinability JIS H 3250 k k k Plate Work
Chromate Plating － 1～ 2 Steel Bolts and Nuts. ·Antirust, low price.
·Fit for mass production.
· Poor appearance, however, －
Bright Chromate － 1～ 2 Steel − works instead of nickel plating.
Type Material JIS Symbol Material GB Symbol Applications Comment JIS GB Trivalent ·Antirust, low price.
Gray Cast Iron, Class3 FC200 HT200 − JIS G 5501 GB/T 9439- Chromate － 1～ 2 Steel Bolts and Nuts ·Do not contain hexavalent chrome. －
Gray Cast Iron, Class4 FC250 HT250 Cast Machine − 2010 ·Improvement of corrosion resistance and decoration · Copper base plating as appropriate.
Parts
Spheroidal Graphite Cast Iron, Class4 FCD600 － − JIS G 5502 － Nickel Plating － － · Chrome plating has more corrosion · Not applicable to deep
indentations.
resistance in the atmosphere.
Bronze Casting, Class 6 BC6 ZCuSn5Pb5Zn5 Bearings, sleeves, bushings High pressure resistance and abrasion JIS H 5111 GB/T 1176- Class 1 Plating Steel − ·Better appearance than Class 3 plating. ·MaterialUBuffUUPlatingUBuff
Copper
and general machine parts. resistance,and good machinability.
2013
Class 3 Plating 500 5～20 Brass − ·MaterialUPlating
Satin Finish ·Fatigue resistance.
Plating － － ·Minor flaws remain inconspicuous. ·MaterialUSatin finishUPlating
Type Material Code Applications Comment JIS · Approx.10 times more expensive
Steel than nickel plating.
Carbon Steel Pipe White Pipe(Zinc Galvanizing) At ambient temperature(Gas pipe). Electroless 500 Stainless Parts Unsuitable ·Easy film thickness control.
for Nickel
Steel
for Ordinary Piping SGP Piping Parts A is metric specification. B is inch JIS G 3452 Nickel Plating Copper Plating. ·High corrosion resistance, abrasion
specification.
Black Pipe(No Plating)
Specifiable resistance. －
Carbon Steel Pipe for Operation temperature 350˚C. Aluminum ·Give Conductivity to Non-Metals
Machine Pressure STPG370 Piping Parts A is metric specification. B is inch JIS G 3454 Alloy · Same as the features of
Service (STPG38) specification. Kanigen Plating up to Glass Parts hardened electroless nickel plating.
after Plating.
1000
Plastic
Carbon Steel Pipe for STKM General Machine Available for class 11 to class 20. JIS G 3445 ·Can be hardened by heat treatment after plating.
Machine Structural Use Parts Hollow Shafts. ·Appearance with gloss · Nickel base plating
Seamless Brass Pipe C2700T − Easy Flaring, Bending, JIS H 3300 Chrome Plating － － ·Good corrosion resistance as appropriate.
·Not applicable to deep
· Sliding chrome plating surfaces
(Regular class) Wringing and Plating are easy to stick together. indentations.
Class 1 Plating 500 5～20 Steel − ·Better appearance than Class 3 plating. ·MaterialUBuffUUPlatingUBuff
Class 3 Plating Copper − ·MaterialUPlating
Brass
Type Material Code Applications Allowable Operating Temperature℃ JIS Satin Finish － － ·Fatigue resistance. ·MaterialUSatin finishUPlating
Plating
·Minor flaws remain inconspicuous.
Piano Wire SWP－A High strength, homogenous cold-drawn 110 JIS G 3522 Hard 1000 10～30 Cylinder Liners ·Excellent abrasion resistance. ·MaterialUPlating(Class 3
wire.
SWP－B
Chrome Plating
·More expensive than other chrome plating. Plating)
For high quality springs and forming.
SWB Applicable to universal stress. 110 Black Oxide － － Steel Bolts ·Base coating. ·General Black Oxide
·Appearance(with gloss).
Nuts
For low priced springs and forming.
Hard Steel Wire JIS G 3521 (Blackening) Instruments ·Rusts more easily than Tufftride
SWC For high quality springs and forming. 110 Low Temperature Steel Items requiring high precision, ·Long term antirust performance. · Low-Temperature Preliminary
Treatment. No thermal effect
Carbon Steel for Spring Oil SWO－A Hardening and tempered. Black Chrome － 1～ 2 Copper items requiring higher corrosion ·High corrosion resistance. on raw material. Parts coupled
Stainless Steel resistance than blackening.
·Ultra thin film.
Plating
Tempered Wire SWO－B For general-purpose springs. 120 JIS G 3560 with plastic matter, rubber, etc.
Oil Tempered Steel Wire
Clear － 3～ 5 ·Corrosion and abrasion · Some anodize pieces are
Carbon Steel for Valve- Hardening and tempered. Anodize Aluminum − resistance. colored through fine holes in
Spring Oil Tempered Wire. SWO－V With a fine surface and uniform tensile 120 JIS G 3561 Alloy ·No electric conductivity. the hard, oxidized film formed
Oil Tempered Steel Wire strength Black － 5～10 ·Heat Resistance on the surface.
Cr-V Steel for Valve-Spring Hardening and tempered.
Oil Tempered Steel Wire SWOCV－V Loads and slightly high Temperatures. 220 JIS G 3565
Ci-Cr Steel for Valve-Spring Hardening and tempered. Q Apparent Colors of Surface Treatment
Oil Tempered Steel Wire SWOSC－V Loads and slightly high Temperatures. 245 JIS G 3566 Bright Chromate Trivalent Chromate Electroless Nickel Plating Hard Chrome Plating
(－WPA) For general corrosion and heat resistance
SUS302 (－WPB) Available for magnetic spring. 290
corrosion resistance than SUS302.
For Springs SUS316 (－WPA) Heat Resistance is good. Higher 290 JIS G 4314
(－WPB)
Stainless Steel Wire Available for magnetic spring.
Precipitation hardening after spring processing. Black Oxide Anodize(Clear) Anodize(Black)
SUS631 High strength and general corrosion resistance. 340
J1－WPC Available for magnetic spring.
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