1. Linear Motion & Controls Pneumatic Cylinder High-Precision
WSG CREST
Linear Motion & Controls
Pneumatic Cylinder
High-Precision
Product Guide
1. Pneumatic Cylinder Bores
2. Linear Motion Roller Shaft
3. Gas Spring Tube

2. CL WSG CREST Welded and Seamless High-Precision Products
√ Certified
√ Serviced Industries
ISO9001 & ISO14001
TS16949
AD2000 W0
PED
ASME BPE, 3A
Linear Motion & Controls
Automation
Pneumatic Cylinder
Hydraulic Cylinder
Actuator
Specifications
Product
Manufacturing
ID (Ra)
OD (Ra)
ASTM
Code
Process
RA/µm
A269 CL
Welded, Bright Annealed & Drawn
15/0.4
Mill Finish
Welded, Bright Annealed & Drawn, Polished
32/0.8
√ Finest Pre-Materials Offered
√ Dimension & Tolerances
304/L
316/L
Metric Sizes (CLM)
Imperial Sizes (CLU) ID WT
Tolerance OD
(mm)
H9 (mm)
(inch)
H10 (inch)
8.0
0.635
0.036
0.438
0.020
-0/+0.004
10.0
0.75
0.028
-0/+0.005
12.0
0.046
1.062
16.0
1.25
20.0
0.052
1.50
0.032
25.0
0.760
1.75
0.035
-0/+0.006
32.0
0.800
0.062
2.00
-0/+0.007
2.000
2.50
0.040
40.0
3.00
-0/+0.008
0.125
50.0
1.200
3.334
0.083
63.0
0.074
4.00
2.500
5.00
80.0
3.000
6.00
100.0
0.087
0.250
125.0
0.100
8.00
0.225
√ End-Users
Emerson Automation
FESTO
Parker
SMC
√ Mechanical Properties
Hardness
250~350 HV
Tensile Strength
300 (N/mm2)
Yield Strength
600 (N/mm2)
Elongation
20%
Magnetic Permeability
≤ 1.02
Straightness
1/1000mm

3. CL WSG CREST Quality Management & Shipping Particulars Packing
√ Mechanical & NDE Tests
√ Approval of Quality Assurance
Hardness
A , A269.11
Tensile Strength
A269
Flange (Flare) A
Flattening
A270
Reverse Flattening A
Reverse Bend
SA249
Eddy Current Test
A269.10
NDT Level II
EN , 3
Incoming Coil Check
A1016/A, A1016M
Mill Sheet Check
A269.2
Chemical Composition
Mill Operation
EN , 7.2, 7.3 A269.5
Weld Height Check
Complete Bead Removal
Bright-Annealing
A269.6
Non-Destructive Test EN
A269.10
Surface Roughness (ID)
Ra = 15RA/0.4µm
Surface Roughness (OD)
Ra = 32RA/0.8µm
Treatment of
Tube-Ends (Square-ness)
Perpendicular
90 degree
Angle-Facing
Suitable for
Orbital Welding
Dimensional Checks
Micrometer (A269.12)
Straightness
Rolling Test (A269.12)
Ovality
Ring-gauge Test (A269.12)
Line-marking
Per CL-4M
Material Test Report EN
A269.1, A269.2
Shipping Mark
√ Quality Inspection
Material Verification
PMI (A269.7, 8)
Weld Integrity
Boroscope (A269.5)
Cleaning
CL-compliant
Ovality
Micrometer (A269.12)
Wall Thickness
A269.12
Length
Perpendicular Cut
Square Angle-Facing
Straightness
Surface Finish
A269.13
Line-marking
A269.14
√ Linemarking
CREST CL A ID25.0*0.76* NDE SC L WSG, Korea
√ Packaging
√ Packing – Wooden Box
Premium End-Cap
304/L
316/L
316/L EP
Sleeve
0.07mm~0.08mm
Packing

4. Welded and Drawn or Seamless, Polished
LMS
Welded and Seamless High-Precision Products
WSG CREST
√ Certified
√ Serviced Industries
ISO9001 & ISO14001
TS16949
AD2000 W0
PED
ASME BPE, 3A
Linear Motion & Controls
Automation
LCD Roller Shaft Assembly
Printer Roller Shaft
Specifications
Product
Manufacturing
ID (Ra)
OD (Ra)
ASTM
Code
Process
RA/µm
A269
LMS
Welded and Drawn or Seamless, Polished
Mill Finish
32/0.8
√ Finest Pre-Materials Offered
√ Dimension & Tolerances
304/L
316/L OD ID WT
(mm)
2.0
1.6
0.2
3.175
2.575
0.3
6.35
5.75
9.54
8.93
15.0
13.0
1.0
18.0
16.0
19.0
17.0
1.5
22.0
27.0
24.0
28.0
30.0
25.0
2.5
32.0
29.0
40.0
36.0
35.0
44.0
50.0
45.0
√ End-Users
Samsung Electronics
LG Display
Canon
Fuji Xerox
√ Mechanical Properties
Hardness
250~350 HV
Tensile Strength
300 (N/mm2)
Yield Strength
600 (N/mm2)
Elongation
20%
Magnetic Permeability
≤ 1.02
Straightness
1/1000mm

5. LMS WSG CREST Quality Management & Shipping Particulars Packing
√ Mechanical & NDE Tests
√ Approval of Quality Assurance
Hardness
A , A269.11
Tensile Strength
A269
Flange (Flare) A
Flattening
A270
Reverse Flattening A
Reverse Bend
SA249
Eddy Current Test
A269.10
NDT Level II
EN , 3
Incoming Coil Check
A1016/A, A1016M
Mill Sheet Check
A269.2
Chemical Composition
Mill Operation
EN , 7.2, 7.3 A269.5
Weld Height Check
Complete Bead Removal
Bright-Annealing
A269.6
Non-Destructive Test EN
A269.10
Surface Roughness (ID)
Ra = 15RA/0.4µm
Surface Roughness (OD)
Ra = 32RA/0.8µm
Treatment of
Tube-Ends (Square-ness)
Perpendicular
90 degree
Angle-Facing
Suitable for
Orbital Welding
Dimensional Checks
Micrometer (A269.12)
Straightness
Rolling Test (A269.12)
Ovality
Ring-gauge Test (A269.12)
Line-marking
Per LMS-4M
Material Test Report EN
A269.1, A269.2
Shipping Mark
√ Quality Inspection
Material Verification
PMI (A269.7, 8)
Weld Integrity
Boroscope (A269.5)
Cleaning
LMS-compliant
Ovality
Micrometer (A269.12)
Wall Thickness
A269.12
Length
Perpendicular Cut
Square Angle-Facing
Straightness
Surface Finish
A269.13
Line-marking
A269.14
√ Linemarking
CREST LMS A *1.5* NDE SC12345 L WSG, Korea
√ Packaging
√ Packing – Wooden Box
Premium End-Cap
304/L
316/L
316/L EP
Sleeve
0.07mm~0.08mm
Packing

6. GS WSG CREST Welded and Seamless High-Precision Products
√ Certified
√ Serviced Industries
ISO9001 & ISO14001
TS16949
AD2000 W0
PED
ASME BPE, 3A
Linear Motion & Controls
Automation
Gas Spring
Gas Strut
Shock Absorber
Specifications
Product
Manufacturing
ID (Ra)
OD (Ra)
ASTM
Code
Process
RA/µm
A213/A269 GS
Welded and Drawn or Seamless
20/0.5
Mill Finish
Welded and Drawn or Seamless, Polished
32/0.8
√ Finest Pre-Materials Offered
√ Dimension & Tolerances
304/L
316/L ID OD WT H9
(mm)
15.0
13.0
1.0
0.046
18.0
16.0
0.052
19.0
17.0
1.5
22.0
27.0
24.0
28.0
2.0
30.0
25.0
2.5
32.0
29.0
0.062
40.0
36.0
35.0
44.0
50.0
45.0
√ End-Users
Stabilius
Barnsbach
MISUMI
Industrial Springs
√ Mechanical Properties
Hardness
250~350 HV
Tensile Strength
300 (N/mm2)
Yield Strength
600 (N/mm2)
Elongation
20%
Magnetic Permeability
≤ 1.02
Straightness
1/1000mm

7. GS WSG CREST Quality Management & Shipping Particulars Packing
√ Mechanical & NDE Tests
√ Approval of Quality Assurance
Hardness
A , A269.11
Tensile Strength
A269
Flange (Flare) A
Flattening
A270
Reverse Flattening A
Reverse Bend
SA249
Eddy Current Test
A269.10
NDT Level II
EN , 3
Incoming Coil Check
A1016/A, A1016M
Mill Sheet Check
A269.2
Chemical Composition
Mill Operation
EN , 7.2, 7.3 A269.5
Weld Height Check
Complete Bead Removal
Bright-Annealing
A269.6
Non-Destructive Test EN
A269.10
Surface Roughness (ID)
Ra = 15RA/0.4µm
Surface Roughness (OD)
Ra = 32RA/0.8µm
Treatment of
Tube-Ends (Square-ness)
Perpendicular
90 degree
Angle-Facing
Suitable for
Orbital Welding
Dimensional Checks
Micrometer (A269.12)
Straightness
Rolling Test (A269.12)
Ovality
Ring-gauge Test (A269.12)
Line-marking
Per GS-4M
Material Test Report EN
A269.1, A269.2
Shipping Mark
√ Quality Inspection
Material Verification
PMI (A269.7, 8)
Weld Integrity
Boroscope (A269.5)
Cleaning
GS-compliant
Ovality
Micrometer (A269.12)
Wall Thickness
A269.12
Length
Perpendicular Cut
Square Angle-Facing
Straightness
Surface Finish
A269.13
Line-marking
A269.14
√ Linemarking
CREST GS A L *2.5* NDE SC12345 L WSG, Korea
√ Packaging
√ Packing – Wooden Box
Premium End-Cap
304/L
316/L
316/L EP
Sleeve
0.07mm~0.08mm
Packing