Designed for critical and purity applications such as semiconductor manufacturing, LSI’s high purity tubing delivery of gases, chemicals and solvents, or use in ultra High vacuum piping for reducing out gas rate. From advanced manufacturing processes, including special cold drawing and cold pilgering, not just precision for sizes, but also enhance material substrutes density by cold pilgering process. The ID is cold rolling to a 15Ra(0.4µm) finished, by Hydrogen bright annealed process removed tube lubrication and optimum anti-corrosion ability, stress free, good mechanical properties follow by precision cleaning process to removed any residual contaminants, simulated natural light inspection at both ends verifies cleaning before the tubes are nitrogen purged and capped.
Surface Treatment: Bright annealed, polished outside and inside surface,Electronic Polishing.
CHEMICAL COMPOSITION
Bright Annealing Tubing/High-purity E-Polishing Tubng for Semi-conductor industry
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ASTM/ASME
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JIS
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En
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DIN
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C
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Cr
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Ni
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Mo
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N
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Others
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TP304
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SUS304
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0.080
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8.0~20.0
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8.0~11.0
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Max:0.1
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TP304L
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SUS304L
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1.4307
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X2CrNi18-9
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0.035
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18.0~20.0
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10.0~12.0
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Max:0.11
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TP316
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SUS316L
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0.080
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16.0~18.0
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8.0~11.0
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2.00~3.00
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TP316L
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SUS316L
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1.4404
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X2CrNiMo17
-12-2
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0.035
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16.0~18.0
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10.0~15.0
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2.00~3.00
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0.15~0.35
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TP316L
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SUS316L
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1.4436
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X3CrNiMo17
-13-3
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0.050
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16.5~18.5
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10.5~13.0
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2.50~3.00
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TP321
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SUS316
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1.4541
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X6CrNiTi18-10
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0.080
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17.0~19.0
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9.00~12.0
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Max:0.11
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Ti: 5*(C+N)~0.70
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MECHANICAL PROPERTY
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UNS
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Tensile Strength
Min, Mpa
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Yield Strength
Min, Mpa
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Elongation in 2INCH.
Or 50mm Min, %
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Hardness Max,
HRC
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1.4301
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500~700
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195
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35
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90HRB
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1.4307
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460~680
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180
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35
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90HRB
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1.4401
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510~710
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205
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30
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90HRB
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1.4404
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490~690
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190
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30
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90HRB
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1.4436
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510~710
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205
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30
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90HRB
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1.4541
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500~730
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200
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30
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90HRB
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TEST & INSPECTION
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1.100% PMI / SPECTRO CHEMICAL ANALYSIS TESTS
2.100% DIMENSION TESTS & 100% VISUAL EXAMINATION
3.TENSION TEST, FLARING TESTS(FOR SEAMLESS TUBE/PIPE)/FLANGE TESTS(FOR WELDED TUBE/PIPE), HARDNESS TEST, REVERSED FLATTENING TEST(FOR WELDED TUBE/PIPE), FLATTENING TEST (FOR SEAMLESS TUBE/PIPE)
4.100% HYDROSTATIC TEST/100% NON-DESTRUCTIVE TESTS
5.ROUGNESS TESTS
NOTES : ALL THE TESTS AND INSPECTION NEED TO PROVIDE WITH REPORTS ACCORDING TO STANDARD AND TEST RESULTS
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