Hex Flange Bolt Din 6921 Cl 8.8 plian
Aha ngwaahịa | HEX BOLT DIN 931/ISO4014 ọkara eri |
Ọkọlọtọ | DIN,ASTM/ANSI JIS EN ISO,AS,GB |
Ọkwa | Ọkwa ígwè: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9;SAE: Gr.2,5,8; ASTM: 307A, A325, A490, |
Emecha | Zinc (Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide, Geomet, Dacroment, anodization, Nickel plated, Zinc-Nickel plated |
Usoro mmepụta | M2-M24: Oyi Froging, M24-M100 Hot Forging, Machining na CNC maka ahaziri fastener |
Oge ụzọ ngwaahịa ahaziri ahazi | 30-60 ụbọchị, |
Eriri ịghasa | M1.6 | M2 | M2.5 | M3 | (M3.5) | M4 | M5 | M6 | (M7) | M8 | M10 | M12 | ||
P | Mgbapụta | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | |
b | L≤125 | 9 | 10 | 11 | 12 | 13 | 14 | 16 | 18 | 20 | 22 | 26 | 30 | |
125 ml≤200 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 26 | 28 | 32 | 36 | ||
L >200 | 28 | 29 | 30 | 31 | 32 | 33 | 35 | 37 | 39 | 41 | 45 | 49 | ||
c | max | 0.25 | 0.25 | 0.25 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | |
min | 0.1 | 0.1 | 0.1 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | ||
da | max | 2 | 2.6 | 3.1 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 7.8 | 9.2 | 11.2 | 13.7 | |
ds | max=ọnụ ọnụ | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | |
Ọkwa A | min | 1.46 | 1.86 | 2.36 | 2.86 | 3.32 | 3.82 | 4.82 | 5.82 | 6.78 | 7.78 | 9,78 | 11.73 | |
Ọkwa B | min | 1.35 | 1.75 | 2.25 | 2.75 | 3.2 | 3.7 | 4.7 | 5.7 | 6.64 | 7.64 | 9.64 | 11.57 | |
dw | Ọkwa A | min | 2.54 | 3.34 | 4.34 | 4.84 | 5.34 | 6.2 | 7.2 | 8.88 | 9.63 | 11.63 | 14.63 | 16.63 |
Ọkwa B | min | 2.42 | 3.22 | 4.22 | 4.72 | 5.22 | 6.06 | 7.06 | 8.74 | 9.47 | 11.47 | 14.47 | 16.47 | |
e | Ọkwa A | min | 3.41 | 4.32 | 5.45 | 6.01 | 6.58 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 17.77 | 20.03 |
Ọkwa B | min | 3.28 | 4.18 | 5.31 | 5.88 | 6.44 | 7.5 | 8.63 | 10.89 | 11.94 | 14.2 | 17.59 | 19.85 | |
L1 | max | 0.6 | 0.8 | 1 | 1 | 1 | 1.2 | 1.2 | 1.4 | 1.4 | 2 | 2 | 3 | |
k | Nha aha | 1.1 | 1.4 | 1.7 | 2 | 2.4 | 2.8 | 3.5 | 4 | 4.8 | 5.3 | 6.4 | 7.5 | |
Ọkwa A | max | 1.225 | 1.525 | 1.825 | 2.125 | 2.525 | 2.925 | 3.65 | 4.15 | 4.95 | 5.45 | 6.58 | 7.68 | |
min | 0,975 | 1.275 | 1.575 | 1.875 | 2.275 | 2.675 | 3.35 | 3.85 | 4.65 | 5.15 | 6.22 | 7.32 | ||
Ọkwa B | max | 1.3 | 1.6 | 1.9 | 2.2 | 2.6 | 3 | 3.74 | 4.24 | 5.04 | 5.54 | 6.69 | 7.79 | |
min | 0.9 | 1.2 | 1.5 | 1.8 | 2.2 | 2.6 | 3.26 | 3.76 | 4.56 | 5.06 | 6.11 | 7.21 | ||
k1 | Ọkwa A | min | 0.68 | 0.89 | 1.1 | 1.31 | 1.59 | 1.87 | 2.35 | 2.7 | 3.26 | 3.61 | 4.35 | 5.12 |
Ọkwa B | min | 0.63 | 0.84 | 1.05 | 1.26 | 1.54 | 1.82 | 2.28 | 2.63 | 3.19 | 3.54 | 4.28 | 5.05 | |
r | min | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | 0.4 | 0.4 | 0.6 | |
s | max=ọnụ ọnụ | 3.2 | 4 | 5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 13 | 16 | 18 | |
Ọkwa A | min | 3.02 | 3.82 | 4.82 | 5.32 | 5.82 | 6.78 | 7.78 | 9,78 | 10.73 | 12.73 | 15.73 | 17.73 | |
Ọkwa B | min | 2.9 | 3.7 | 4.7 | 5.2 | 5.7 | 6.64 | 7.64 | 9.64 | 10.57 | 12.57 | 15.57 | 17.57 | |
Ogologo eriri b | - | - | - | - | - | - | - | - | - | - | - | - | ||
Eriri ịghasa | (M14) | M16 | (M18) | M20 | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | ||
P | Mgbapụta | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | |
b | L≤125 | 34 | 38 | 42 | 46 | 50 | 54 | 60 | 66 | 72 | - | - | - | |
125 ml≤200 | 40 | 44 | 48 | 52 | 56 | 60 | 66 | 72 | 78 | 84 | 90 | 96 | ||
L >200 | 53 | 57 | 61 | 65 | 69 | 73 | 79 | 85 | 91 | 97 | 103 | 109 | ||
c | max | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 1 | 1 | |
min | 0.15 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | ||
da | max | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 | 30.4 | 33.4 | 36.4 | 39.4 | 42.4 | 45.6 | |
ds | max=ọnụ ọnụ | 14 | 16 | 18 | 20 | 22 | 24 | 27 | 30 | 33 | 36 | 39 | 42 | |
Ọkwa A | min | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | - | - | - | - | - | - | |
Ọkwa B | min | 13.57 | 15.57 | 17.57 | 19.48 | 21.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 38.38 | 41.38 | |
dw | Ọkwa A | min | 19.64 | 22.49 | 25.34 | 28.19 | 31.71 | 33.61 | - | - | - | - | - | - |
Ọkwa B | min | 19.15 | 22 | 24.85 | 27.7 | 31.35 | 33.25 | 38 | 42.75 | 46.55 | 51.11 | 55.86 | 59.95 | |
e | Ọkwa A | min | 23.36 | 26.75 | 30.14 | 33.53 | 37.72 | 39.98 | - | - | - | - | - | - |
Ọkwa B | min | 22.78 | 26.17 | 29.56 | 32.95 | 37.29 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | 71.3 | |
L1 | max | 3 | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 6 | 8 | |
k | Nha aha | 8.8 | 10 | 11.5 | 12.5 | 14 | 15 | 17 | 18.7 | 21 | 22.5 | 25 | 26 | |
Ọkwa A | max | 8.98 | 10.18 | 11.715 | 12.715 | 14.215 | 15.215 | - | - | - | - | - | - | |
min | 8.62 | 9.82 | 11.285 | 12.285 | 13.785 | 14.785 | - | - | - | - | - | - | ||
Ọkwa B | max | 9.09 | 10.29 | 11.85 | 12.85 | 14.35 | 15.35 | 17.35 | 19.12 | 21.42 | 22.92 | 25.42 | 26.42 | |
min | 8.51 | 9.71 | 11.15 | 12.15 | 13.65 | 14.65 | 16.65 | 18.28 | 20.58 | 22.08 | 24.58 | 25.58 | ||
k1 | Ọkwa A | min | 6.03 | 6.87 | 7.9 | 8.6 | 9.65 | 10.35 | - | - | - | - | - | - |
Ọkwa B | min | 5.96 | 6.8 | 7.81 | 8.51 | 9.56 | 10.26 | 11.66 | 12.8 | 14.41 | 15.46 | 17.21 | 17.91 | |
r | min | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 | 1.2 | |
s | max=ọnụ ọnụ | 21 | 24 | 27 | 30 | 34 | 36 | 41 | 46 | 50 | 55 | 60 | 65 | |
Ọkwa A | min | 20.67 | 23.67 | 26.67 | 29.67 | 33.38 | 35.38 | - | - | - | - | - | - | |
Ọkwa B | min | 20.16 | 23.16 | 26.16 | 29.16 | 33 | 35 | 40 | 45 | 49 | 53.8 | 58.8 | 63.1 | |
Ogologo eriri b | - | - | - | - | - | - | - | - | - | - |
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Eriri ịghasa | (M45) | M48 | (M52) | M56 | (M60) | M64 |
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P | Mgbapụta | 4.5 | 5 | 5 | 5.5 | 5.5 | 6 |
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b | L≤125 | - | - | - | - | - | - |
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125 ml≤200 | 102 | 108 | 116 | - | - | - |
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L >200 | 115 | 121 | 129 | 137 | 145 | 153 |
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c | max | 1 | 1 | 1 | 1 | 1 | 1 |
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min | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
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da | max | 48.6 | 52.6 | 56.6 | 63 | 67 | 71 |
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ds | max=ọnụ ọnụ | 45 | 48 | 52 | 56 | 60 | 64 |
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Ọkwa A | min | - | - | - | - | - | - |
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Ọkwa B | min | 44.38 | 47.38 | 51.26 | 55.26 | 59.26 | 63.26 |
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dw | Ọkwa A | min | - | - | - | - | - | - |
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Ọkwa B | min | 64.7 | 69.45 | 74.2 | 78.66 | 83.41 | 88.16 |
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e | Ọkwa A | min | - | - | - | - | - | - |
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Ọkwa B | min | 76.95 | 82.6 | 88.25 | 93.56 | 99.21 | 104.86 |
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L1 | max | 8 | 10 | 10 | 12 | 12 | 13 |
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k | Nha aha | 28 | 30 | 33 | 35 | 38 | 40 |
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Ọkwa A | max | - | - | - | - | - | - |
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min | - | - | - | - | - | - |
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Ọkwa B | max | 28.42 | 30.42 | 33.5 | 35.5 | 38.5 | 40.5 |
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min | 27.58 | 29.58 | 32.5 | 34.5 | 37.5 | 39.5 |
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k1 | Ọkwa A | min | - | - | - | - | - | - |
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Ọkwa B | min | 19.31 | 20.71 | 22.75 | 24.15 | 26.25 | 27.65 |
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r | min | 1.2 | 1.6 | 1.6 | 2 | 2 | 2 |
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s | max=ọnụ ọnụ | 70 | 75 | 80 | 85 | 90 | 95 |
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Ọkwa A | min | - | - | - | - | - | - |
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Ọkwa B | min | 68.1 | 73.1 | 78.1 | 82.8 | 87.8 | 92.8 |
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Ogologo eriri b | - | - | - | - | - | - |
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Atụmatụ na uru
Flange Bolt Din 6921 Cl 8.8 bụ ngwa ike dị elu nke a na-ejikarị na ngwa ọrụ dị arọ.Ọ bụ ụdị flange bolt nke ejiri ihe nchacha dị ka flange dị na ala, nke na-enye nkwado ọzọ ma na-egbochi nkwụsịtụ ahụ n'ihi mkpọtụ ma ọ bụ torque.Ihe mkpuchi ahụ nwere isi hexagon nke na-enye ohere ntinye na mwepụ dị mfe site na iji mgbanaka ma ọ bụ ngwa ngwa.
Emepụtara na nrube isi na ọkọlọtọ DIN 6921, bolt flange a na-emezu ihe achọrọ maka nha eri, ogologo na pitch, yana akụrụngwa na akụrụngwa.A na-eme ya nke ọkara carbon steel alloy nwere ihe ndị dị ka chromium, molybdenum, na vanadium, nke na-eme ka ike ya na ịdịte aka ya dịkwuo elu.A na-ekpuchikwa bolt ahụ na oyi akwa nchebe, dị ka zinc plating ma ọ bụ galvanization, nke na-egbochi corrosion na nchara.
Ihe mkpuchi flange a nwere ọkwa klaasị 8.8, na-egosi ike ike ya nke opekata mpe 800 N/mm2 yana ike na-enye opekata mpe 640 N/mm2.Nke a na-eme ka ọ dị mma maka ojiji na ngwa ndị chọrọ ike njigide dị elu na iguzogide ike ọgwụgwụ, mmetụta, na ike akụkụ.A na-ejikarị ya eme ihe n'ụgbọala, ihe owuwu, igwe, na ngwa ngwa ụlọ ọrụ mmepụta ihe.
Ogologo nke bolt dịgasị iche dabere na ngwa ngwa achọrọ, sitere na 10 mm ruo 100 mm ma ọ bụ karịa.Ogo eri ahụ sitere na M6 ruo M30 ma ọ bụ karịa, nwere ụdị ụda dị iche iche dị dị ka nke mara mma, nke siri ike, na nke siri ike.Isi hexagon nwere ike ịgbanye ma ọ bụ chamfered ma nwee ike ịnwe ezumike ma ọ bụ akara iji gosi onye nrụpụta ma ọ bụ ọkwa.
N'ozuzu, Flange Bolt Din 6921 Cl 8.8 bụ ihe ngwọta a pụrụ ịdabere na ya na nke na-adịgide adịgide nke na-enye ike dị mma, nkwụsi ike, na nguzogide corrosion.Nhazi ya dị elu na nrụpụta nkenke na-eme ka arụmọrụ na nchekwa dị mma na ngwa dị arọ dị iche iche.