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DIN7991 Hex Socket Countersunk Screw Grade Carbon Steel Zinc Plated Grade 8.8 10.9

DIN7991 Hex Socket Countersunk Screw Grade Carbon Steel Zinc Plated Grade 8.8 10.9

Description:

Standard: DIN7991

Product Name: Hex Socket Flat Caput Screw

Verba key: DIN7991, Hex nervum plana caput cochleae, Countersunk stupra

Size: M3-M42

Materia: 10B21, 35CrMo, 40Cr

Stength Grade: 8.8, 10.9

Superficies curatio: Alba Zinc Plated

Post longitudo: plena Thread / Dimidium filum

Stipare: Pera/Carton/Cuscus Wooden

Alia Features: Offer nativus capitis marcam


Product Detail

Product Tags

Descriptio

ORIGINALResponsio

ORIGINALQuotation

ORIGINALDelivery

APPARATUS ad navem TRADITIO

10000+ SKU in CELLA

Committimus RTS items:

70% items delivered intra V dies

80% items delivered intra VII dies

90% items deliveredintra X diebus

Moles ordines, commodo elit

Hex nervum calculis cochleae ZP 8
Hex Socket Flat Head Screw Drawings
d M3 M4 M5 M6 M8 M10 M12 (M14) M16 (M18) M20 (M22) M24
P Pix 0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3
α tol.(+2) 90° 90° 90° 90° 90° 90° 90° 90° 90° 90° 90° 60° 60°
b L≤125mm 12 14 16 18 22 26 30 34 38 42 46 50 54
125<L ≤ 200 / / / 24 28 32 36 40 44 48 52 56 60
L>200 / / / / / 45 49 53 57 61 65 69 73
dk Max=Nominal 6 8 10 12 16 20 24 27 30 33 36 36 39
Min 5.7 7.64 9.64 11.57 15.57 19.48 23.48 26.48 29.48 32.38 35.38 35.38 38.38
ds Max=Nominal 3 4 5 6 8 10 12 14 16 18 20 22 24
Min 2.86 3.82 4.82 5.82 7.78 9.78 11.73 13.73 15.73 17.73 19.67 21.67 23.67
e Min 2.3 2.87 3.44 4.58 5.72 6.86 9.15 11.43 11.43 13.72 13.72 16 16
k Max 1.7 2.3 2.8 3.3 4.4 5.5 6.5 7 7.5 8 8.5 13.1 14
s Nominal 2 2.5 3 4 5 6 8 10 10 12 12 14 14
Min 2.02 2.52 3.02 4.02 5.02 6.02 8.025 10.025 10.025 12.032 12.032 14.032 14.032
Max 2.1 2.6 3.1 4.12 5.14 6.14 8.175 10.175 10.175 12.212 12.212 14.212 14.212
t Max=Nominal 1.2 1.8 2.3 2.5 3.5 4.4 4.6 4.8 5.3 5.5 5.9 8.8 10.3
Min 0.95 1.55 2.05 2.25 3.2 4.1 4.3 4.5 5 5.2 5.6 8.44 9.87

Detail descriptio

hex nervum countersunk stupra 11
Hex nervus countersunk cochlea ZP 3

Princeps robur fasteners dabit crispness cum galvanized.Sedulo opus est.

Consectetuer embrittlement plerumque propria fractura tardantur innixi.Fontes autocineti, lavatores, cochleae, schedae fontes et aliae partes galvanizatae fuerunt, paucis horis postquam conventus fractus est, fractura proportio 40% ~ 50% fuit.In processu cadmiae-patellatae utendi partes specialis producti, batch fracturae fissurae facta est, et problema cardinis nationalis solutum est et processus dehydrogenationis strictus formatus est.Praeterea nonnullae hydrogenii embritterae phaenomenon fracturae morae non ostendunt, ut: assecula electroplating (ferrum filum, filum aeneum) ob multa tempora electroplatandi et salsamentum, hydrogenii acumen gravius ​​est, saepe in usu ovili voluntatis apparebit. fragilis occurrunt phaenomenon fracturae;Mandrel pyrobolus, saepius chromingis, in terram cecidit ac fractus est;Quaedam exstinctae partes (magnae accentus internae) resiliunt cum servantur.Hae partes graviter hydrogenatae sunt et sine accentus externa resiliunt, quae non amplius adhiberi possunt ad duritiem pristinam per siccitatem restituendam.

Quanto materia vis, maior est consectetuer mollities.Hic est conceptus fundamentalis qui per superficiem tractandi technici declarari debet cum specificationibus processum electroplatandi componendo.Steels cum viribus distrahentibus σb>105kg/mm2 ab signis internationalibus requisitis subici debet ut accentus et post-plating siccitatis curatio siccitatis subiciantur.Investigatio aviation gallica requirit respondentem tractationem dehydrogenationem pro partibus ferreis cum viribus σs>90kg/mm2 cedere.

Ob bonam correspondentiam inter robur et duritiem ferro, magis intuitive et commodius est aestimare hydrogenium aebrietatem sensus materiae duritiei quam fortitudinis.Quia producti perfecti tractus et processus machinor durities ferro notari debet.In electroplating invenimus duritiem ferri circa HRC38 periculum hydrogenii fracturae embritulationis ostendere coepisse.Partes enim altiores quam HRC43, siccitatibus sunt considerandae post platingam.Cum durities circa HRC60 est, curatio siccitatis statim post curationem superficiei exercenda est, alioquin partes ferri intra paucas horas resilient.

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