KS W 1558-2003 Aerospace－Aircraft structural cross recessed head screws《航空航天 航空器结构用十字槽螺钉》.pdf

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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2003 5 31 KS W 1558 KS W 1558： 2003 (2013 ) W 1558： 2003 ( ) ( ) ( ) ( ) ( ) ： ： 2003 5 31 ： 2013 9 4 2013-0393 ： ： ( ) ( 02 509 7287) . 7 5 , . ICS 49.040.20 KS W 1558：2003 (2013 ) Aerospace Aircraft structural cross recessed head screws 1. 1.1 , , . ( ) .

2、 2. . . AMS 5731 Steel, Corrosion and Heat Resistant, Bars, Wire, Forgings, Tubing, and Rings 15CR 25.5Ni 1.2Mo2.1Ti 0.006B 0.30V Consumable Electrode Melted, 1800 Deg. F(982 Deg. C) Solution Heat Treated AMS 5732 Steel, Corrosion and Heat Resistant, Bars, Wire, Forgings, Tubing, and Rings 15CR 25.5

3、Ni 1.2Mo2.1Ti 0.006B 0.30V Consumable Electrode Melted, 1800 Deg. F(982 Deg. C) Solution and Precipitation Heat Treated AMS 6280 Steel Bars, Forgings, and Rings 0.50Cr 0.55Ni 0.20Mo(0.28 0.33C) AMS 6300 Steel, .25 Mo(0.35 0.40C) AMS 6322 Steel Bars, Forgings, and Rings 0.50Cr 0.55Ni 0.25Mo(0.38 0.43

4、C) (SAE 8740) UNS G87400 AMS H 6875 Heat Treatment of Steel Raw Materials AMS QQ A 225/6 Aluminum Alloy, 2024, Bar, Rod, and Wire Rolled, Drawn, or Cold Finished UNS A92024 AMS QQ P 35 Passivation Treatments for Corrosion Resisting Steel AMS QQ P 416 Plating, Cadmium(Electrodeposited) AMS QQ S 763 S

5、teel Bars, Wire, Shapes, and Forgings, Corrosion Resisting AMS S 6098 Steel, Chrome Nickel Molybdenum(8735) Bars and Reforging Stock(Aircraft Quality) AMS S 6758 Steel, Chrome Molybdenum(4130) Bars and Reforging Stock(Aircraft Quality) AMS STD 753 Corrosion Resistant Steel Parts： Sampling, Inspectio

6、n and Testing for Surface Passivation ASTM A342 Standard Test Methods for Permeability of Feebly Magnetic Materials ASTM B138 Rod, Manganese Bronze, Bar, and Shapes ASTM B 138 Standard Specification for Manganese Bronze Rod, Bar, and Shapes ASTM E1417 Standard Practice for Liquid Penetrant Examinati

7、on ASTM E1444 Standard Practice for Magnetic Particle Examination ANSI/ASQC Z1.4 Sampling Procedures and Tables for Inspection by Attributes FED STD H28 Screw Thread Standard for Federal Services MIL A 8625 Anodic Coatings, for Aluminum and Aluminum Alloys MIL H 6088 Heat Treatment of Aluminum Alloy

8、s MIL S 7742 Screw Threads, Standard, Optimum Selected Series： General Specification for W 1558： 2003 2 MIL S 8879 Screw Threads, Controlled Radius Root with Increased Minor Diameter General Specification for MIL S 18732 Steel Bars, Wire, Forging Stock, Forgings, Tubing(431), Special Quality NAS 410

9、 NAS Certification & Qualification of Nondestructive Test Personnel NASM 1312 Fasteners, Test Methods NASM 7839 Screw, Structural, Aircraft NASM 9006 Recesses Cross, Low Torque Drive, Dimensions and Gage Dimensions for NASM 33750 Recess Hi Torque, Dimensions of Recess, Gage, and Drive for QQ A 430 A

10、luminum Alloy Rod and Wire For Rivets and Cold Heating 3. 1 KMS 24694 + 1 2 KMS 27039 + 2 4. 4.1 4.1.1 11.113 mm(0.437 5in) AMS 6280 AMS 6300 . 11.113 mm(0.437 5in) AMS 6322, AMS 6280, AMS S 6098, AMS S 6758 AMS 6300 . 4.1.2 AMS QQ S 763 C 1 , AMS QQ S 763 4 , MIL S18732 16 18 . 4.1.3 QQ A 430, 2024

11、 AMS QQ A 225/6 . 4.1.4 ASTM B 138 . 4.2 4.2.1 MIL S 8879 MIL S 7742 . . 4.2.1.1 . 4.2.2 3 % . (TIR) . 4.2.2.1 2 . 4.2.2.2 , . 4.2.2.3 + NASM 9006 NASM 33750 . 4.2.3 , 6.35 mm(0.250in) 1 . 4.83 mm(0.190in) . 4.83 mm(0.190in) 6 . 1W 1558： 2003 3 4.83 mm(0.190in) . 1 mm(in) 25.4 mm(1) mm(in) 4.83(0.19

12、0) 6.35(0.250), 7.938(0.312 5) 9.53(0.375), 11.112(0.437 5) 12.70(0.500) 0.010(0.004 0) 0.076(0.003 0) 0.064(0.002 5) 0.051(0.002 0) 4.3 4.3.1 AMS H 6875 . 4.3.2 QQ A 430 2024 MIL H 6088 . 4.4 4.4.1 5.2 , 2 . 4.4.2 5.3 , HRC 26 32 . 4.4.3 . . 4.4.4 . (4.4.3 ) . 2 ( )(1) N(lbs) ( )(2) N(lbs) (UNC 3)

13、3.51(0.138) 32 4 982(1 120) 3 380(760) 2 490(560) 9 429(2 120) 6 583(1 480) 4 803(1 080) 4.17(0.164) 32 7 740(1 740) 5 248(1 180) 3 825(860) 13 344(3 000) 9 340(2 100) 6 983(1 570) 4.83(0.190) 24 9 652(2 170) 6 583(1 480) 4 803(1 080) 18 904(4 250) 12 320(2 770) 9 305(2 092) 6.35(0.250) 20 17 614(3

14、960) 12 009(2 700) 8 718(1 960) 32 737(7 360) 22 240(5 000) 16 235(3 650) 7.938(0.312 5) 18 29 000(6 520) 19 749(4 440) 14 367(3 230) 51 152(11 500) 34 783(7 820) 25 353(5 700) (UNF 3) 3.51(0.138) 40 5 604(1 260) 3 825(860) 2 802(630) 9 429(2 120) 6 583(1 480) 4 803(1 080) 4.17(0.164) 36 8 095(1 820

15、) 5 515(1 240) 4 003(900) 13 344(3 000) 9 340(2 100) 6 983(1 570) 4.83(0.190) 32 13 077(2 490) 7 517(1 690) 5 471(1 230) 18 904(4 250) 12 320(2 770) 9 305(2 092) 6.35(0.250) 28 20 104(4 520) 13 699(3 080) 9 963(2 240) 32 737(7 360) 22 240(5 000) 16 235(3 650) 7.938(0.312 5) 24 32 203(7 240) 21 884(4

16、 920) 15 968(3 590) 51 152(11 500) 34 783(7 820) 25 353(5 700) 9.53(0.375) 24 48 705(10 950) 33 137(7 450) 24 152(5 430) 73 658(16 560) 50 040(11 250) 36 696(8 250) 11.113(0.437 5) 20 65 830(14 800) 44 791(10 070) 32 692(7 350) 100 080(22 500) 68 054(15 300) 49 817(11 200) 12.70(0.500) 20 88 737(19

17、950) 60 359(13 570) 44 035(9 900) 130 771(29 400) 88 960(20 000) 64 940(14 600) 14.288(0.562 5) 18 112 534(25 300) 76 505(17 200) 55 866(12 560) 166 355(37 400) 112 534(25 300) 82 288(18 500) (1) , . W 1558： 2003 4 ： 861 MPa(125ksi) ： 586 MPa(85ksi) ： 427 MPa(62ksi) . (2) 60 % . 4.4.4.1 1 3 . (seam)

18、 . 4.4.4.2 2 3 . . 1 2 W 1558： 2003 5 3 mm(in) 7.938(0.312 5) 9.525(0.375 0) 11.112(0.437 5) 12.700(0.500 0) mm(in) 0.13(0.005) 0.15(0.006) 0.18(0.007) 0.20(0.008) 4.4.4.3 3 (seam) . 3 . 4.4.5 5.4 , 4 . 4 mm(in) mm(in) mm(in) 9.53(0.375) 9.53(0.375) 12.700(0.500 0) 12.700(0.500 0) 0.10(0.004) 0.13(0

19、.005) 0.15(0.006) 0.25(0.010) 0.31(0.012) 0.36(0.014) . 4.4.6 5.5 . 4.5 , 5 . 5 AMS QQ P 416, 2 AMS QQ P 35 MIL A 8625 4.5.1 AMS QQ P 35 . 4.6 . . 5. 5.1 ANSI/ASQC Z1.4 . 5.1.1.2 A, A, B (AQL) . A 4.0 % A 6.5 % B 10 % ( A, A, B) ANSI/ASQC Z1.4 . 5.1.1 . 5.1.1.1 . MIL S 7742 . W 1558： 2003 6 5.1.1.2

20、6 . 6 KMS 24694 KMS 27039 A 2 , A (H) (E) (A) (fillet) B (F) (F) 5.2 5.2.1 ANSI/ASQC Z1.4, AQL 4.0 %, S 3 . 5.2.2 NASM 1312/8 . 5.2.2.1 , . ( ) ( ) . 5.3 5.3.1 ANSI/ASQC Z1.4, AQL 4.0 %, S 3 . 5.3.2 NASM 1312/6 . 5.4 W 1558： 2003 7 a) 100 . b) . c) 5 % . d) ANSI/ASQC Z1.4, AQL 4.0 %, S 3 . 5.5 6.35

21、mm(0.250 in) . ANSI/ASQC Z1.4, AQL 4.0 %, S 3 . 5.5.1 70 80 (160 180 ) 50 %( ) . 5.5.2 80 (180 ) 5 15 %( ) (NaOH) . 10 % . . 5.6 , (seam), . , . 5.6.1 ANSI/ASQC Z1.4, AQL 1.5 % . 6.35 mm(0.250in) . 5.6.2 ASTM E1444 . , ( ) . . NAS 410 . 5.7 , (seam), . , 5.7.1 ANSI/ASQC Z1.4, AQL 1.5 % . 6.35 mm(0.2

22、50in) . 5.7.2 ASTM E1417 . , ( ) . NAS 410 . W 1558： 2003 8 1 + 99101RD Mx45 0.8(1/32), D 0.03(.001) .AFA F .A 2 H 4.2(#8) 4.8(#10) 6.4(1/4) 7.9(5/16) 9.5(3/8) 11.1(7/16) 12.7(1/2) 14.3(9/16) 25.4 mm(1) 32UNC 3A 32UNF 3A 28UNF 3A 24UNF 3A 24UNF 3A 20UNF 3A 20UNF 3A 18UNF 3A D 4.17 (0.164) 4.80 (0.18

23、9) 6.32 (0.249) 7.912 (0.311 5) 9.50 (0.374) 11.09 (0.437) 12.67 (0.499) 14.262 (0.561 5) 4.09 (0.161) 4.72 (0.186) 6.25 (0.246) 7.836 (0.308 5) 9.42 (0.371) 10.99 (0.433) 12.57 (0.495) 14.161 (0.557 5) A ( ) 8.43 (0.332) 9.78 (0.385) 12.88 (0.507) 16.13 (0.635) 19.35 (0.762) 22.61 (0.890) 25.83 (1.

24、017) 29.08 (1.145) ( ) 8.10 (0.319) 9.42 (0.371) 12.47 (0.491) 15.67 (0.617) 18.85 (0.742) 22.05 (0.868) 25.20 (0.992) 28.40 (1.118) 7.19 (0.283) 8.31 (0.327) 11.35 (0.447) 14.45 (0.569) 17.42 (0.686) 20.45 (0.805) 23.34 (0.919) 26.31 (1.036) F 0.38 (0.015) 0.41 (0.016) 0.46 (0.018) 0.51 (0.020) 0.58 (0.023) 0.66 (0.026) 0.76 (0.030) 0.86 (0.034) H 1.73 (0.068) 2.03 (0.080) 2.69 (0.106) 3.38 (0.133) 4.04 (0.159) 4.72 (0.186) 5.41 (0.213) 6.10 (0.240) M 0.