pytwd.library.bolts package

Submodules

pytwd.library.bolts.enums module

class BoltGrades(value)

Bases: Enum

Standard bolt grades

class BoltSizes(value)

Bases: Enum

Standard bolt sizes

M1 = 'M1'

M10 = 'M10'

M11 = 'M11'

M12 = 'M12'

M14 = 'M14'

M16 = 'M16'

M18 = 'M18'

M1_1 = 'M1,1'

M1_2 = 'M1,2'

M1_4 = 'M1,4'

M1_6 = 'M1,6'

M1_8 = 'M1,8'

M2 = 'M2'

M20 = 'M20'

M22 = 'M22'

M24 = 'M24'

M27 = 'M27'

M2_2 = 'M2,2'

M2_5 = 'M2,5'

M3 = 'M3'

M30 = 'M30'

M33 = 'M33'

M36 = 'M36'

M39 = 'M39'

M3_5 = 'M3,5'

M4 = 'M4'

M42 = 'M42'

M45 = 'M45'

M48 = 'M48'

M4_5 = 'M4,5'

M5 = 'M5'

M52 = 'M52'

M56 = 'M56'

M6 = 'M6'

M60 = 'M60'

M64 = 'M64'

M68 = 'M68'

M7 = 'M7'

M8 = 'M8'

M9 = 'M9'

class BoltVerificationSections(value)

Bases: Enum

Verification options for bolt template

bolt_torque = 'Bolt torque'

flange = 'Flange verification'

slip_resistance = 'Slip resistance verification'

tension_resistance = 'Tension resistance verification'

threaded_hole = 'Threaded hole verification'

class FrictionCoefficients(value)

Bases: Enum

Valid friction coefficients (mu) for slip resistance verification

class HoleClearanceFactors(value)

Bases: Enum

Valid hole clearance factors (ks) for slip resistance verification

The order below is based on Table 3.6, S 3.9.1 in Codes.NEN_EN_1993_1_8. Do not change.

class HoleTypes(value)

Bases: Enum

Type of hole present in the bolted plate

blind_hole = 'blind hole'

through_plate = 'through plate'

class LoadVariations(value)

Bases: Enum

Valid load variation percents in pretension load

class Lubricants(value)

Bases: Enum

Standard lubricants

Molykote_1000 = 'Molykote 1000'

Molykote_P_37 = 'Molykote P-37'

Molykote_P_74 = 'Molykote P-74'

Nord_lock_with_Molykote_1000 = 'Nord-lock Washers with Molykote 1000'

Nord_lock_with_oil = 'Nord-lock Washers with Oil'

Nord_lock_without_lubricant = 'Nord-lock Washers without lubricant'

class ThreadType(value)

Bases: Enum

An enumeration.

cut = 'cut'

rolled = 'rolled'

pytwd.library.bolts.properties module

Module contents