Steel bar

Steel bar

Cold Drawn Stainless Steel bar

제품명
Cold Drawn Stainless Steel bar
제조국
The CD bar refers to a bar-shaped product that is produced by drawing and straightening steel rods and cutting them into certain lengths. It is used mainly as machine parts and electronics (printer shaft, LCD, and LED pem nut) materials.

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PRODUCT RANGE

PROFILE DIAMETER(mm) NOMINAL LENGTH(mm)
Circular, Squared, Hexagonal, Deformed 4.00 -32.00 2,000 - 6,000
  • Diameter and length of product are subject to change accoding to the demand of customer

QUALITY ASSURANCE

SIZE(mm) KS / JIS DIAMETER TOLERANCE
h7(mm) h8(mm) h9(mm) h10(mm) h11(mm)
Up to 3.00 +0, -0.010 +0, -0.014 +0, -0.025 +0, -0.040 +0, -0.060
3.01 - 6.00 +0, -0.012 +0, -0.018 +0, -0.030 +0, -0.048 +0, -0.075
6.01 - 10.00 +0, -0.015 +0, -0.022 +0, -0.036 +0, -0.058 +0, -0.090
10.01 - 18.00 +0, -0.018 +0, -0.027 +0, -0.043 +0, -0.070 +0, -0.110
18.01 - 30.00 +0, -0.021 +0, -0.033 +0, -0.052 +0, -0.084 +0, -0.130
over 30.01 +0, -0.025 +0, -0.039 +0, -0.062 +0, -0.100 +0, -0.160
STRAIGHTNESS LENGTH TOLERANCE
Under 0.5 mm/m 0, +40 mm

APPLICATION

CATEGORY STANDARD RANGE
KS AISI
Austenite 303 STS303(Cu)
303F
AISI303(CU) O.A Shaft( Printer, Copier)
304 STS304(L,H,HC,Cu)
STSXM7
AISI304(L,H,HC Cu)
304/304L
AISI302HQ
Nut, Bolt, Conveyor Belt, Ladders,tableware, Automotive parts
316 STS316(L,LF,LS,Ti) AISI316(L,LF,LS,Ti)
316/316L
Medical supplies, coastal building exterior chemical industry systems,paper-making industry Watch band, Smart parts
HEAT RESIST STS310S
STS314
AISI310S
AISI314
Conveyor Belt, Nut, Bolt
200 PSS204CU AISI204CU Tableware, General purpose
Martensite 410 STS410 AISI410 Motor Shaft, Bolt, Nut
416 STS416 AISI416 Automotive parts, Electronic parts
420 STS420(J2,F) AISI420 Various kinds of shafts,medical devices,tableware, knives, pins
440 STS440C  
Ferrite 430 STS430(F, FSM) AISI430(F) Automotive parts, electronic parts for various kinds of tanks, Rivet, Solenoid valve
446 STS446 AISI446 Compressor pin, battery pin
Duplex S31803 S31803 Off-shore plant parts
SPECIAL MONEL400 Off-shore plant parts, Automotive parts
NI-CR 1 Off-shore plant parts, Automotive parts
STR35 Automotive parts
  • Offer other stainless steel grades not listed above

MANUFACTURING PROCESS

Descaling -> Combined Drawing -> Eddy Current Tes -> 연마 & 직진 교정
					 -> Centerless Grinding -> 제 품

OTHER ITEM

PRODUCT FEATURE  
C/G BAR Further processed cold drawn bar which has surface beauty and tolerance precision. JIS h7 tolerances are assured for the application to precision machinery parts
Bar to Bar the Bar to Bar is a drawn bar that is used to pass the bar-shaped material (B/S Bar) through drawing dies to produce bars with a desired measure and improved surface roughness
Peeled BAR The peeled bar refers to a high-quality bar with a precise measure and enhanced roundness that is produced by continuously turning the surface of a rolled bar and thus removing meticulous defects from the surface.
ECT ECT is special CD Bar with a surface dectect. It is used in products that require superior sufrace quality including motor shaft, compressor pin, materials for hydraulic parts

Main Sorts of Cold Drawn Steel Bar

Symbol Chemical Composition (%) JIS KS
Kinds of Steel SAE No. C SI Mn P S Ni Cr Pb
Carbon Steel
for Machine
Structural Use
1008 max. 0.1 max. 0.10 0.30-0.50 max.0.040 max. 0.050 ĄĄ ĄĄ ĄĄ ĄĄ ĄĄ
1012 0.10-0.15 max. 0.10 0.30-0.60 max.0.040 max. 0.050 ĄĄ ĄĄ ĄĄ ĄĄ ĄĄ
1017 0.15-0.20 max. 0.10 0.30-0.60 max.0.040 max. 0.050 ĄĄ ĄĄ ĄĄ ĄĄ ĄĄ
1022 0.18-0.23 max. 0.10 0.70-1.00 max.0.040 max. 0.050 ĄĄ ĄĄ ĄĄ ĄĄ ĄĄ
1010 0.08-0.13 0.15-0.35 0.30-0.60 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S10C SM10C
1015 0.13-0.18 0.15-0.35 0.30-0.60 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S15C SM15C
1020 0.18-0.23 0.15-0.35 0.30-0.60 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S20C SM20C
1025 0.22-0.28 0.15-0.35 0.30-0.60 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S25C SM25C
1030 0.28-0.34 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S30C SM30C
1038 0.35-0.42 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S38C SM38C
1040 0.37-0.44 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S40C SM40C
1045 0.43-0.50 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S45C SM45C
1050 0.48-0.55 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S50C SM50C
1055 0.50-0.60 0.15-0.35 0.60-0.90 max.0.040 max. 0.050 max. 0.20 max. 0.20 ĄĄ S55C SM55C
Free Cutting
Steel
1212 max. 0.13 0.15-0.35 0.70-1.00 0.07-0.12 0.16-0.23 ĄĄ ĄĄ ĄĄ SUM21 SUM21
1213 max. 0.13 0.15-0.35 0.70-1.00 0.07-0.12 0.24-0.33 ĄĄ ĄĄ ĄĄ SUM22 SUM22
1215 max. 0.09 0.15-0.35 0.75-1.05 0.04-0.09 0.26-0.35 ĄĄ ĄĄ ĄĄ SUM23 SUM23
- 0.14-0.20 0.15-0.35 0.60-1.10 max.0.040 0.10-0.20 ĄĄ ĄĄ ĄĄ SUM32 SUM32
12L14 max. 0.15 0.15-0.35 0.85-1.15 0.04-0.09 0.26-0.35 ĄĄ ĄĄ 0.10-0.35 SUM24L SUM24L
1117 0.14-0.20 0.15-0.35 1.00-1.30 max.0.040 0.08-0.13 ĄĄ ĄĄ ĄĄ SUM31 SUM31
1137 0.32-0.39 0.15-0.35 1.35-1.65 max.0.040 0.08-0.13 ĄĄ ĄĄ ĄĄ SUM41 SUM41
1146 0.42-0.49 0.15-0.35 0.70-1.00 max.0.040 0.08-0.13 ĄĄ ĄĄ ĄĄ ĄĄ ĄĄ
SUS 303F ĄĄ ≤0.08 ≤1.00 <=2.00 <=0.040 0.8 8.00-10.00 17-19 ĄĄ ĄĄ ĄĄ